StacktraceTop: g_type_check_instance (type_instance=0x18cfdc0) at /build/buildd/glib2.0-2.31.16/./gobject/gtype.c:4072 g_signal_emit_valist (instance=0x18cfdc0, signal_id=224, detail=0, var_args=0x7fff0feccc58) at /build/buildd/glib2.0-2.31.16/./gobject/gsignal.c:2966 g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.31.16/./gobject/gsignal.c:3090 ?? () ?? () from /tmp/tmp05lHgY/lib/x86_64-linux-gnu/libglib-2.0.so.0
StacktraceTop: check_instance (type_instance= 0x18cfdc0) at /build/ buildd/ glib2.0- 2.31.16/ ./gobject/ gtype.c: 4072 emit_valist (instance= 0x18cfdc0, signal_id=224, detail=0, var_args= 0x7fff0feccc58) at /build/ buildd/ glib2.0- 2.31.16/ ./gobject/ gsignal. c:2966 <optimized out>, signal_ id=<optimized out>, detail=<optimized out>) at /build/ buildd/ glib2.0- 2.31.16/ ./gobject/ gsignal. c:3090 lib/x86_ 64-linux- gnu/libglib- 2.0.so. 0
g_type_
g_signal_
g_signal_emit (instance=
?? ()
?? () from /tmp/tmp05lHgY/