Hi, Check if column PlanName is the primary key (and the only one) in table testplans.
If so, check if both fields PlanName in testplans and PlanName in runload_list are exactly of the same type and size. Regards, Hector -- Ing. Hector Maldonado Melgar Dpto. Desarrollo de Software TCI S.A., Lima-Peru [EMAIL PROTECTED] Of.: 421-3222 Cel: 9503-9205 -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]