GList *list;
gtk_tree_model_get(store, iter, FILE_COLUMN_POINTER, &list, -1);
+
+ /* it seems that gtk_list_store_clear may call some callbacks
+ that use the column. Set the pointer to NULL to be safe. */
+ gtk_list_store_set(GTK_LIST_STORE(store), iter, FILE_COLUMN_POINTER, NULL, -1);
g_list_free(list);
return FALSE;