<div dir="ltr"><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Hello,</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">I would like to report a deterministic QObject wrapper-invalidation</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">difference after a QApplication is destroyed and a new QApplication is</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">created later in the same Python process. Only one QApplication exists at</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">any time, and both are created on the main thread.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Before treating this as a bug, I would also like to clarify whether</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">sequential QApplication lifetimes are supported by PyQt6.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Summary</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">-------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">The attached small, complete PyQt-only script creates QSplitter objects,</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">retains the Python wrappers returned by QSplitter.handle(1), deletes each</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">owning splitter, and then observes the wrappers with PyQt6.sip.isdeleted().</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">It compares two modes, each run in a fresh Python process:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">1. single: both epochs use the same QApplication.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">2. recreate: the first QApplication is fully destroyed before a second</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">   QApplication is constructed.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Under a single QApplication, handle wrappers are invalidated in both</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">epochs. After recreating QApplication, all handle destroyed slots are still</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">called under the second application, and all owning splitter wrappers are</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">marked deleted, but none of the retained handle wrappers are marked deleted.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Environment</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">-----------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Primary current-version reproduction:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- Windows 11 10.0.26200, 64-bit</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- CPython 3.12.14, 64-bit</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- PyQt6 6.11.0</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- PyQt6-Qt6 6.11.2</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- Qt compile-time version 6.11.0</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- Qt runtime version 6.11.2</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- PyQt6-sip 13.12.0</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- Reproduced with QT_QPA_PLATFORM=offscreen and windows</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">The same result was also observed with:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- PyQt6 6.7.1</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- Qt compile-time version 6.7.1</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- Qt runtime version 6.7.3</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- PyQt6-sip 13.8.0</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">How to run</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">----------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Run each command in a fresh process:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    py -3.12 minimal_repro.py single</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    py -3.12 minimal_repro.py recreate</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">The script defaults to the offscreen QPA plugin. To use the Windows plugin:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    set QT_QPA_PLATFORM=windows</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    py -3.12 minimal_repro.py single</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    py -3.12 minimal_repro.py recreate</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Each command exits with status 0, writes JSON to stdout, and writes nothing</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">to stderr in my environment.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Expected result</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">---------------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">If constructing a new QApplication after completely destroying the previous</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">one is supported, QObject wrapper lifetime tracking under the second</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">application should behave like it does under the first application.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">After the owning QSplitter is destroyed and the handle's destroyed signal is</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">emitted, the retained QSplitterHandle wrapper should report</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">sip.isdeleted(handle) == True.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Actual result on PyQt6 6.11.0</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">----------------------------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    mode       epoch   splitter deleted   handle deleted   destroyed slot seen</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    single       0          16/16              16/16              16/16</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    single       1          16/16              16/16              16/16</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    recreate     0          16/16              16/16              16/16</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    recreate     1          16/16               0/16              16/16</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">At the recreate boundary, before constructing the second application:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- the weak reference to the first QApplication wrapper is dead; and</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- QApplication.instance() is None.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Immediately after construction, QApplication.instance() is the second</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">application.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">For PyQt6 6.11.0 with the offscreen plugin, I ran single mode in 12 fresh</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">processes and recreate mode in 12 fresh processes. All 24 runs produced the</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">same respective result and empty stderr. One additional fresh-process run of</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">each mode with the Windows QPA plugin produced the same result.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">An earlier PyQt6 6.7.1 matrix also compared no destroyed callback, a plain</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Python callback, and the class-defined zero-argument slot used here. Each</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">single/recreate cell was run in 12 fresh processes. All recreated cells had</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">192/192 handles marked deleted under the first application and 0/192 under</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">the second, irrespective of callback type.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Safety and observer design</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">--------------------------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">The reproducer intentionally does not force a crash. After delivering</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">DeferredDelete, it calls no Qt method on the splitter or handle. It reads only</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">sip.isdeleted(), plus a Python Boolean changed by the destroyed slot.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">The destroyed receiver is a strongly retained QObject subclass with a</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">class-defined, zero-argument @pyqtSlot(). It receives no QObject argument and</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">does not access sender() or capture the handle.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Source-level observation and hypothesis</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">---------------------------------------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">This is a hypothesis based on source inspection, not a confirmed diagnosis</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">of the installed wheel's compiled control flow.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">I downloaded the PyQt6 6.11.0 sdist from PyPI. Its SHA-256 is:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">    45dd60aa69976de1918b5ced6b4e7b6a25abd2a919ecef5fd5826ecc76718889</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">In that source tree:</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- sip/QtWidgets/qapplication.sip calls pyqt6_cleanup_qobjects() from the</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">  QApplication destructor.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- sip/QtCore/qcoreapplication.sip does the same from the QCoreApplication</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">  destructor.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- qpy/QtCore/qpycore_public_api.cpp, around lines 75-80, sets</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">  PyQtMonitor::enabled = false during that cleanup.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- qpy/QtCore/qpycore_event_handlers.cpp initializes enabled to true and only</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">  installs monitoring for a newly wrapped C++ QObject while it is enabled.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- I did not find a path in qpy/ or sip/ that sets the flag back to true when</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">  a later QApplication is constructed.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">This appears consistent with application destruction disabling monitoring</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">for C++-created QObject wrappers during the second application lifetime.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">However, I have not verified the wheel at native-symbol or machine-code level,</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">so I am presenting this only as a source-level hypothesis for confirmation.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Impact and limitation</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">---------------------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">I found this while investigating a native Windows access violation in a</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">larger GUI test sequence. The attached reproducer demonstrates only the</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">deterministic wrapper-invalidation gap and deliberately stops short of using</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">a potentially stale wrapper.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">It does not identify the wrapper involved in that larger access violation or</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">the faulting native instruction. The access violation is therefore context,</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">not proof of the source-level hypothesis.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Questions</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">---------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">1. Does PyQt6 support completely destroying a QApplication and constructing</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">   another one later in the same process?</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">2. If so, should PyQtMonitor be re-enabled or reset for the new application</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">   lifetime?</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">3. If sequential application lifetimes are intentionally unsupported, is one</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">   QApplication per process the required contract?</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Workaround</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">----------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Keeping one QApplication alive for the entire process avoids the issue in my</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">tests. Tests that require an independent application lifetime can be run in a</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">separate subprocess.</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Attachments</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">-----------</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- minimal_repro.py</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- single-pyqt6-6.11.0-final.json</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- recreate-pyqt6-6.11.0-final.json</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- single-pyqt6-6.11.0-windows-qpa-final.json</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- recreate-pyqt6-6.11.0-windows-qpa-final.json</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- README.txt</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">- SHA256SUMS.txt</div><div class="gmail-x_elementToProof" style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div style="border:0px;font-variant-numeric:inherit;font-variant-east-asian:inherit;font-variant-alternates:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Thank you.</div></div>