(<unknown>:9447): Gdk-WARNING **: GdkWindow 0x2400043 unexpectedly destroyed

(<unknown>:9447): Gdk-WARNING **: GdkWindow 0x2400029 unexpectedly destroyed
###!!! ABORT: X_ChangeProperty: BadWindow (invalid Window parameter); 24 requests ago: file ../../../toolkit/xre/nsX11ErrorHandler.cpp, line 182
_XError+0x000000CC [/usr/lib/libX11.so.6 +0x00047B6C]
UNKNOWN [/usr/lib/libX11.so.6 +0x0004EF8C]
_XEventsQueued+0x00000037 [/usr/lib/libX11.so.6 +0x0004F987]
XPending+0x0000005D [/usr/lib/libX11.so.6 +0x0003826D]
UNKNOWN [/usr/lib/libgdk-x11-2.0.so.0 +0x00062012]
g_main_context_prepare+0x000001A9 [/lib/libglib-2.0.so.0 +0x000470B9]
UNKNOWN [/lib/libglib-2.0.so.0 +0x00047518]
g_main_context_pending+0x00000064 [/lib/libglib-2.0.so.0 +0x00047C14]
gtk_events_pending+0x00000019 [/usr/lib/libgtk-x11-2.0.so.0 +0x00157D59]
UNKNOWN [/usr/lib/flashplayer-mozilla/libflashplayer.so +0x000CA06D]
UNKNOWN [/lib/libglib-2.0.so.0 +0x00043CDB]
g_main_context_dispatch+0x000001F2 [/lib/libglib-2.0.so.0 +0x00043282]
UNKNOWN [/lib/libglib-2.0.so.0 +0x00047948]
g_main_context_iteration+0x0000006C [/lib/libglib-2.0.so.0 +0x00047AFC]
UNKNOWN [/usr/lib/xulrunner-1.9.2/libxul.so +0x00D5B088]
UNKNOWN [/usr/lib/xulrunner-1.9.2/libxul.so +0x00D37168]
UNKNOWN [/usr/lib/xulrunner-1.9.2/libxul.so +0x00D41527]
UNKNOWN [/usr/lib/xulrunner-1.9.2/libxul.so +0x00D516DE]
UNKNOWN [/lib/libpthread.so.0 +0x000068BA]
clone+0x0000006D [/lib/libc.so.6 +0x000CF02D]

(<unknown>:8327): Gdk-CRITICAL **: IA__gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed

(<unknown>:8327): Gdk-WARNING **: /tmp/buildd/gtk+2.0-2.23.3/gdk/x11/gdkdrawable-x11.c:952 drawable is not a pixmap or window

(<unknown>:8327): Gdk-CRITICAL **: IA__gdk_window_get_origin: assertion `GDK_IS_WINDOW (window)' failed

(<unknown>:8327): Gdk-WARNING **: /tmp/buildd/gtk+2.0-2.23.3/gdk/x11/gdkdrawable-x11.c:952 drawable is not a pixmap or window

% wakeonlan XX:XX:XX:XX:XX:XX