StacktraceTop:
g_object_get_data (object=<optimized out>, key=0x7fa49865de1c "gtk-tree-row-refs") at /build/buildd/glib2.0-2.30.0/./gobject/gobject.c:2940
gtk_tree_row_reference_free (reference=0x2655bb0) at /build/buildd/gtk+3.0-3.2.0/./gtk/gtktreemodel.c:2415
garbage_collect_cell_data (data=0x1023c10) at /build/buildd/gtk+3.0-3.2.0/./gtk/a11y/gtktreeviewaccessible.c:2841
idle_garbage_collect_cell_data (data=0x1023c10) at /build/buildd/gtk+3.0-3.2.0/./gtk/a11y/gtktreeviewaccessible.c:2863
gdk_threads_dispatch (data=0x264b160) at /build/buildd/gtk+3.0-3.2.0/./gdk/gdk.c:754
StacktraceTop: row-refs" ) at /build/ buildd/ glib2.0- 2.30.0/ ./gobject/ gobject. c:2940 row_reference_ free (reference= 0x2655bb0) at /build/ buildd/ gtk+3.0- 3.2.0/. /gtk/gtktreemod el.c:2415 collect_ cell_data (data=0x1023c10) at /build/ buildd/ gtk+3.0- 3.2.0/. /gtk/a11y/ gtktreeviewacce ssible. c:2841 collect_ cell_data (data=0x1023c10) at /build/ buildd/ gtk+3.0- 3.2.0/. /gtk/a11y/ gtktreeviewacce ssible. c:2863 dispatch (data=0x264b160) at /build/ buildd/ gtk+3.0- 3.2.0/. /gdk/gdk. c:754
g_object_get_data (object=<optimized out>, key=0x7fa49865de1c "gtk-tree-
gtk_tree_
garbage_
idle_garbage_
gdk_threads_