StacktraceTop: ?? () g_closure_invoke (closure=0xfb34f0, return_value=0x0, n_param_values=2, param_values=0x1146000, invocation_hint=0x7fff7d5da630) at /build/buildd/glib2.0-2.28.5/./gobject/gclosure.c:767 signal_emit_unlocked_R (node=<value optimized out>, detail=0, instance=0xfe5030, emission_return=0x0, instance_and_params=0x1146000) at /build/buildd/glib2.0-2.28.5/./gobject/gsignal.c:3252 g_signal_emit_valist (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>, var_args=<value optimized out>) at /build/buildd/glib2.0-2.28.5/./gobject/gsignal.c:2983 g_signal_emit (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>) at /build/buildd/glib2.0-2.28.5/./gobject/gsignal.c:3040
StacktraceTop: 0x1146000, invocation_ hint=0x7fff7d5d a630) at /build/ buildd/ glib2.0- 2.28.5/ ./gobject/ gclosure. c:767 emit_unlocked_ R (node=<value optimized out>, detail=0, instance=0xfe5030, emission_ return= 0x0, instance_ and_params= 0x1146000) at /build/ buildd/ glib2.0- 2.28.5/ ./gobject/ gsignal. c:3252 emit_valist (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>, var_args=<value optimized out>) at /build/ buildd/ glib2.0- 2.28.5/ ./gobject/ gsignal. c:2983 buildd/ glib2.0- 2.28.5/ ./gobject/ gsignal. c:3040
?? ()
g_closure_invoke (closure=0xfb34f0, return_value=0x0, n_param_values=2, param_values=
signal_
g_signal_
g_signal_emit (instance=<value optimized out>, signal_id=<value optimized out>, detail=<value optimized out>) at /build/