g_assertion_message (domain=domain@entry=0x0, file=file@entry=0x4fd704 "nautilus-properties-window.c", line=line@entry=1836, func=func@entry=0x4fe770 <__PRETTY_FUNCTION__.50289> "schedule_owner_change_timeout", message=) at /build/buildd/glib2.0-2.35.4/./glib/gtestutils.c:1892 g_assertion_message_expr (domain=domain@entry=0x0, file=file@entry=0x4fd704 "nautilus-properties-window.c", line=line@entry=1836, func=func@entry=0x4fe770 <__PRETTY_FUNCTION__.50289> "schedule_owner_change_timeout", expr=expr@entry=0x4f73d8 "NAUTILUS_IS_FILE (file)") at /build/buildd/glib2.0-2.35.4/./glib/gtestutils.c:1903 schedule_owner_change_timeout (window=0x174e980, window@entry=) at nautilus-properties-window.c:1836 g_timeout_dispatch (source=source@entry=0x18e5800, callback=, user_data=) at /build/buildd/glib2.0-2.35.4/./glib/gmain.c:4095 g_main_dispatch (context=0x105e5d0) at /build/buildd/glib2.0-2.35.4/./glib/gmain.c:2784