Comment 2 for bug 633303

StacktraceTop:
 gdk_x_error (display=0x85f25f8, error=0xbff562bc)
 _XError (dpy=0x85f25f8, rep=0x8820868)
 process_responses (dpy=0x85f25f8,
 _XReply (dpy=0x85f25f8, rep=0xbff56450, extra=0, discard=0)
 XGetWindowProperty (dpy=0x85f25f8, w=170, property=364,