[PyQt] RuntimeError: underlying C/C++ object has been deleted

[Alexandr N Zamaraev]

Alexandr N Zamaraev wrote:
> I reproduce this with
> sip-4.8-snapshot-20090424 (self build)
> PyQt-win-gpl-4.5-snapshot-20090328 (self build)
> 
> Call Garbage Collector after the closing of the dialogue does not 
> produce any effect.
Sorry.
I found. This is my reference cycle.