Subject: Bug#757: [X2Go-Dev] Bug#757: Segfault of QDialog in a PyQt application

From: Mike Gabriel <[email-masked]>
Date: Thu, 22 Jan 2015 12:52:55 +0000

Control: reassign -1 x2goclient
Control: reassign #758 x2goclient
Control: reassign #760 x2goclient
Control: merge -1 #758
Control: merge -1 #760
Control: tag -1 build-win32
Control: tag -1 moreinfo

Hi Olivier,

On  Do 22 Jan 2015 11:07:26 CET, PAILLAT Olivier SOPRA GROUP wrote:

> Package: client
> Version: 4.0.3.0
> Qt 4.8.6
>
> When we run our PyQt application on our Debian Wheezy computer with  
> an ssh -X connection it work fine
> But when we use X2Go to access the computer and we run our  
> application we've got a segmentation fault at the first QDialog  
> opening. (when we run QDialog.exec_).
> We recently update the X2Go version and before that update it was  
> working fine.
> We found at least one post that describe the same problem in January  
> 2014 on your bug report site :
> X2Go Bug report logs - #410
> Segfault of _X11TransWritev in libNX_X11.so.6 with libQtGui
>
> Like suggested in this report  if we run a simple application to  
> test an opening of a dialog box it work fine with X2Go
>
> From your experience of this bugs is there any way to solve this problem ?

Please send us a little Python snippet that lets your PyQt application crash.

I am currently working on the NX code tree, so your timing for  
submitting this bug is quite good, right now.

Mike

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