rem: if (synchronize_all_udomains() != 0) {
add: if (ul_dbh && synchronize_all_udomains() != 0) {
context: static void destroy(void){	/* Parent only, synchronize the world	* and then nuke it */	if (is_main) {		if (synchronize_all_udomains() != 0) {			LOG(L_ERR, "timer(): Error while flushing cache\n");		}		free_all_udomains();	}		/* All processes close database connection */	if (ul_dbh) ul_dbf.close(ul_dbh);	/* free callbacks list */	destroy_ulcb_list();}