.
Thread 1 (process 23646):
#0  0xb7c80962 in gtk_widget_get_toplevel () from /usr/lib/libgtk-x11-2.0.so.0
#1  0xb7c809c5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#2  0x081c09a0 in ?? ()
#3  0x40000002 in ?? ()
#4  0x081c09a0 in ?? ()
#5  0xb7d8de1c in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#6  0x081c09a0 in ?? ()
#7  0x080bea80 in ?? ()
#8  0xbfed9018 in ?? ()
#9  0xb7c818d0 in gtk_widget_get_screen () from /usr/lib/libgtk-x11-2.0.so.0
Backtrace stopped: frame did not save the PC