StacktraceTop: check_stopped (seat=0xf51a40) at seat.c:415 g_closure_invoke (closure=0xf5f0f0, return_value=0x0, n_param_values=1, param_values=0xf62740, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.31.2/./gobject/gclosure.c:774 signal_emit_unlocked_R (node=<optimized out>, detail=0, instance=<optimized out>, emission_return=0x0, instance_and_params=0xf62740) at /build/buildd/glib2.0-2.31.2/./gobject/gsignal.c:3302 g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>, var_args=0x7fff3bf83938) at /build/buildd/glib2.0-2.31.2/./gobject/gsignal.c:3033 g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at /build/buildd/glib2.0-2.31.2/./gobject/gsignal.c:3090
StacktraceTop: 0xf62740, invocation_ hint=<optimized out>) at /build/ buildd/ glib2.0- 2.31.2/ ./gobject/ gclosure. c:774 emit_unlocked_ R (node=<optimized out>, detail=0, instance=<optimized out>, emission_ return= 0x0, instance_ and_params= 0xf62740) at /build/ buildd/ glib2.0- 2.31.2/ ./gobject/ gsignal. c:3302 emit_valist (instance= <optimized out>, signal_ id=<optimized out>, detail=<optimized out>, var_args= 0x7fff3bf83938) at /build/ buildd/ glib2.0- 2.31.2/ ./gobject/ gsignal. c:3033 <optimized out>, signal_ id=<optimized out>, detail=<optimized out>) at /build/ buildd/ glib2.0- 2.31.2/ ./gobject/ gsignal. c:3090
check_stopped (seat=0xf51a40) at seat.c:415
g_closure_invoke (closure=0xf5f0f0, return_value=0x0, n_param_values=1, param_values=
signal_
g_signal_
g_signal_emit (instance=