hi I am databse on sun solaris 2.7 and oracle8.1.6.I am getting the following error in alert log frequently.IS this error cause the database crash.Please help to come out from this problem. ORA-07445: exception encountered: core dump [dredseek()+388] [SIGSEGV] [Address not mapped to object] [174652931] [] [] Errors in file /u01/app/oracle/admin/sam/udump/sam_ora_1508.trc Thanks in advance. -Seema _________________________________________________________________ Get your FREE download of MSN Explorer at http://explorer.msn.com -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Seema Singh INET: [EMAIL PROTECTED] Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).