StacktraceTop:
g_type_check_instance_is_fundamentally_a (type_instance=0x2ddb000, fundamental_type=80) at /build/buildd/glib2.0-2.41.1/./gobject/gtype.c:3978
g_object_unref (_object=0x2ddb000) at /build/buildd/glib2.0-2.41.1/./gobject/gobject.c:3026
setup_unity_settings (self=0x12a2480) at cc-appearance-panel.c:1850
cc_appearance_panel_init (self=0x12a2480) at cc-appearance-panel.c:2088
g_type_create_instance (type=<optimized out>) at /build/buildd/glib2.0-2.41.1/./gobject/gtype.c:1866
StacktraceTop: check_instance_ is_fundamentall y_a (type_instance= 0x2ddb000, fundamental_ type=80) at /build/ buildd/ glib2.0- 2.41.1/ ./gobject/ gtype.c: 3978 buildd/ glib2.0- 2.41.1/ ./gobject/ gobject. c:3026 unity_settings (self=0x12a2480) at cc-appearance- panel.c: 1850 panel_init (self=0x12a2480) at cc-appearance- panel.c: 2088 create_ instance (type=<optimized out>) at /build/ buildd/ glib2.0- 2.41.1/ ./gobject/ gtype.c: 1866
g_type_
g_object_unref (_object=0x2ddb000) at /build/
setup_
cc_appearance_
g_type_