Found the problem. the warning dissappear if i change it to:
gtk_list_store_insert_with_values (model, NULL, G_MAXINT, 0, _("Toplevel folder"), 1, PANGO_ELLIPSIZE_END, 2, (gint64)0, -1);
hopefully, it fixes the crash too.
Found the problem. the warning dissappear if i change it to:
gtk_list_ store_insert_ with_values (model, NULL, G_MAXINT, _END, 2, (gint64)0, -1);
0, _("Toplevel folder"), 1, PANGO_ELLIPSIZE
hopefully, it fixes the crash too.