StacktraceTop:
g_type_check_instance_is_fundamentally_a (type_instance=type_instance@entry=0x55bebd461b50, fundamental_type=fundamental_type@entry=80) at ../../../../gobject/gtype.c:4026
g_object_ref (_object=0x55bebd461b50) at ../../../../gobject/gobject.c:3180
g_weak_ref_get (weak_ref=<optimized out>) at ../../../../gobject/gobject.c:4353
g_settings_backend_invoke_closure (user_data=0x7f6704010dc0) at ../../../../gio/gsettingsbackend.c:263
g_main_dispatch (context=0x55bebd4660d0) at ../../../../glib/gmain.c:3148
StacktraceTop: check_instance_ is_fundamentall y_a (type_instance= type_instance@ entry=0x55bebd4 61b50, fundamental_ type=fundamenta l_type@ entry=80) at ../../. ./../gobject/ gtype.c: 4026 0x55bebd461b50) at ../../. ./../gobject/ gobject. c:3180 <optimized out>) at ../../. ./../gobject/ gobject. c:4353 backend_ invoke_ closure (user_data= 0x7f6704010dc0) at ../../. ./../gio/ gsettingsbacken d.c:263 0x55bebd4660d0) at ../../. ./../glib/ gmain.c: 3148
g_type_
g_object_ref (_object=
g_weak_ref_get (weak_ref=
g_settings_
g_main_dispatch (context=