#0  0xb4d2d2c7 in wnck_workspace_get_width () from /usr/lib/libwnck-1.so.18
#1  0xb7b166b0 in _gtk_marshal_BOOLEAN__BOXED ()
   from /usr/lib/libgtk-x11-2.0.so.0
#2  0xb7784e49 in ?? () from /usr/lib/libgobject-2.0.so.0
#3  0x081044e0 in ?? ()
#4  0xbfe39ba0 in ?? ()
#5  0x00000002 in ?? ()
#6  0xbfe39c7c in ?? ()
#7  0xbfe39b8c in ?? ()
#8  0xb4d1a620 in ?? () from /usr/lib/libwnck-1.so.18
#9  0xb77862db in g_closure_unref () from /usr/lib/libgobject-2.0.so.0
#10 0xb778662b in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#11 0xb7797753 in ?? () from /usr/lib/libgobject-2.0.so.0
#12 0x081044e0 in ?? ()
#13 0xbfe39ba0 in ?? ()
#14 0x00000002 in ?? ()
#15 0xbfe39c7c in ?? ()
#16 0xbfe39b8c in ?? ()
#17 0x00000000 in ?? ()