I've changed the lines: -$db->do("PRAGMA synchronous = OFF"); +$db->do("COMMIT; PRAGMA synchronous = OFF; BEGIN TRANSACTION"); The warnings go away, and I'm testing to see if the DB gets built faster. regards, dan carpenter -- To unsubscribe from this list: send the line "unsubscribe smatch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html