gtk-window-decorator crashes with BadWindow (invalid Window parameter), from XDeleteProperty() from remove_frame_window() from window_closed()
From Eric Ding:
#0 0x001809a0 in _XError () from /usr/lib/i386-linux-gnu/libX11.so.6
#1 0x0017d89d in ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
#2 0x0017d8f7 in ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
#3 0x0017e7c0 in _XReply () from /usr/lib/i386-linux-gnu/libX11.so.6
#4 0x00179f0b in XSync () from /usr/lib/i386-linux-gnu/libX11.so.6
#5 0x00179fa3 in ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
#6 0x0015c125 in XDeleteProperty () from /usr/lib/i386-linux-gnu/libX11.so.6
#7 0x0805ebf0 in remove_frame_window ()
#8 0x0805ece2 in window_closed ()
#9 0x00944690 in g_cclosure_marshal_VOID__OBJECTv ()
from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#10 0x00941727 in ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#11 0x0095aa29 in g_signal_emit_valist ()
from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#12 0x0095b453 in g_signal_emit ()
from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
#13 0x0028fb90 in ?? () from /usr/lib/libwnck-1.so.22
#14 0x00290206 in ?? () from /usr/lib/libwnck-1.so.22
#15 0x009c7850 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#16 0x009c9d86 in g_main_context_dispatch ()
from /lib/i386-linux-gnu/libglib-2.0.so.0
#17 0x009ca125 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#18 0x009ca56b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
#19 0x003efb8f in gtk_main () from /usr/lib/i386-linux-gnu/libgtk-x11-2.0.so.0
#20 0x08050276 in main ()
Sorry, this was a false alarm.
Setting a breakpoint on _XError was wrong, because in the case of the above stack, it is inside gdk_error_
So my suggestion of breaking on _XError was completely wrong. We should break on gdk_x_error instead.