StacktraceTop: ?? () ?? () signal_emit_unlocked_R (node=<optimized out>, detail=789, instance=<optimized out>, emission_return=0x0, instance_and_params=0x7fff5c1988d0) at /build/buildd/glib2.0-2.32.4/./gobject/gsignal.c:3685 g_signal_emit_valist (instance=<error reading variable: Cannot access memory at address 0x2fffffe4d>, signal_id=<optimized out>, detail=<error reading variable: Cannot access memory at address 0x2fffffe41>, var_args=<optimized out>) at /build/buildd/glib2.0-2.32.4/./gobject/gsignal.c:3330
StacktraceTop: emit_unlocked_ R (node=<optimized out>, detail=789, instance=<optimized out>, emission_ return= 0x0, instance_ and_params= 0x7fff5c1988d0) at /build/ buildd/ glib2.0- 2.32.4/ ./gobject/ gsignal. c:3685 emit_valist (instance=<error reading variable: Cannot access memory at address 0x2fffffe4d>, signal_ id=<optimized out>, detail=<error reading variable: Cannot access memory at address 0x2fffffe41>, var_args=<optimized out>) at /build/ buildd/ glib2.0- 2.32.4/ ./gobject/ gsignal. c:3330
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signal_
g_signal_