Hello, I have a problem with following update and suspect data corruption. UPDATE crmkarta SET rodne_cislo = (SELECT MAX(rodne_cislo) FROM verka_klient WHERE crmkarta.cislo_karty = verka_klient.cislo_karty AND rodne_cislo IS NOT NULL) WHERE cislo_karty IS NOT NULL --AND aktivita > 0 AND EXISTS (SELECT verka_klient.cislo_karty FROM verka_klient WHERE crmkarta.cislo_karty = verka_klient.cislo_karty AND rodne_cislo IS NOT NULL); Can not create object [SQL State=22000] Next: BATproject: does not match always [SQL State=22000] Next: BATproject: does not match always [SQL State=22000] Would dump and restore of tables help ? We are on version Jan2014-SP1. Thank you, Radovan