?? ()
?? () from /usr/lib/i386-linux-gnu/libgtkmm-2.4.so.1
?? () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0