Random crash of the client
After an event on the windows the client crash.
I could not identify the event.
/home/tbruyere/workspace/tryton/dev/tryton/tryton/common/common.py:296: Warning: g_object_get_qdata: assertion 'G_IS_OBJECT (object)' failed
windows = [x for x in gtk.window_list_toplevels()
segmentation fault
Platform test :
Debian GNU/Linux 9
GTK : 3.22.11-1