You have a corrupted block in the table you're exporting. Your best bet is to get in touch with Oracle support, maybe they can help you salvage the data. Harel (From my phone, excuse the terseness) ב-22/03/2010, בשעה 23:34, patrick obrien <po04541@xxxxxxxxx> כתב/ה: Hello my good oracle friends, ( to start out, thanks for all of your help with my past problems. ) Oracle Oracle8i Enterprise Edition Release 8.1.6.2.0 - Production I've got the following importing, not sure the best fix?? thank you! Mead:oracle$ exp parfile=AD_OBJATCH.par Export: Release 8.1.6.2.0 - Production on Mon Mar 22 14:27:16 2010 (c) Copyright 1999 Oracle Corporation. All rights reserved. Connected to: Oracle8i Enterprise Edition Release 8.1.6.2.0 - Production With the Partitioning option JServer Release 8.1.6.2.0 - Production Export done in WE8ISO8859P1 character set and WE8ISO8859P1 NCHAR character set About to export specified tables via Conventional Path ... Current user changed to AMS_AFINADM . . exporting table AD_OBJATCH EXP-00056: ORACLE error 1578 encountered ORA-01578: ORACLE data block corrupted (file # 54, block # 345609) ORA-01110: data file 54: '/u10/dbs/fsco/object02.dbf' Export terminated successfully with warnings.