StacktraceTop:*INT_cairo_set_operator (cr=0x0, op=CAIRO_OPERATOR_CLEAR) render_windows_to_wallpaper (shinyswitcher=0x9e95e58, _activewin_change (screen=0x9e5c590, IA__g_cclosure_marshal_VOID__OBJECT (closure=0x9eb1a68, IA__g_closure_invoke (closure=0x9eb1a68, return_value=0x0,
StacktraceTop: *INT_cairo_ set_operator (cr=0x0, op=CAIRO_ OPERATOR_ CLEAR) windows_ to_wallpaper (shinyswitcher= 0x9e95e58, marshal_ VOID__OBJECT (closure=0x9eb1a68, invoke (closure=0x9eb1a68, return_value=0x0,
render_
_activewin_change (screen=0x9e5c590,
IA__g_cclosure_
IA__g_closure_