Hi, All, ORA-01555 caused by SQL statement below (SCN: 0x0314.01fa70b6): Mon Oct 3 18:52:31 2005 SELECT /*+NESTED_TABLE_GET_REFS+*/ "FDBK_USER"."TRANSACT_RECORD".* FROM "FDBK_USER"."TRANSACT_RECORD" where trx_type=1 -- Regards Zhu Chao www.cnoug.org <http://www.cnoug.org>