StacktraceTop: g_type_check_instance_is_fundamentally_a (type_instance=type_instance@entry=0x556d4a1ff3f0, fundamental_type=fundamental_type@entry=80) at ../../../../gobject/gtype.c:4025 g_value_set_object (value=0x7ffe28153830, v_object=0x556d4a1ff3f0) at ../../../../gobject/gobject.c:3880 object_get_property (value=0x7ffe28153830, pspec=0x556d48d36b00, object=0x556d4a1fee70) at ../../../../gobject/gobject.c:1394 g_object_get_property (object=0x556d4a1fee70, property_name=<optimized out>, value=value@entry=0x7ffe28153830) at ../../../../gobject/gobject.c:2591 get_prop_from_g_param (priv=0x556d4a1fe480, value_p=..., name=<optimized out>, context=0x556d483aae00, obj=...) at gi/object.cpp:289
StacktraceTop: check_instance_ is_fundamentall y_a (type_instance= type_instance@ entry=0x556d4a1 ff3f0, fundamental_ type=fundamenta l_type@ entry=80) at ../../. ./../gobject/ gtype.c: 4025 0x7ffe28153830, v_object= 0x556d4a1ff3f0) at ../../. ./../gobject/ gobject. c:3880 get_property (value= 0x7ffe28153830, pspec=0x556d48d 36b00, object= 0x556d4a1fee70) at ../../. ./../gobject/ gobject. c:1394 get_property (object= 0x556d4a1fee70, property_ name=<optimized out>, value=value@ entry=0x7ffe281 53830) at ../../. ./../gobject/ gobject. c:2591 from_g_ param (priv=0x556d4a1 fe480, value_p=..., name=<optimized out>, context= 0x556d483aae00, obj=...) at gi/object.cpp:289
g_type_
g_value_set_object (value=
object_
g_object_
get_prop_