ORA-07445: exception encountered:
I got the below error in alert.log..
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Errors in file /opt/u01/app/oracle/admin/SIG/bdump/sig1_d002_1188.trc:
ORA-07445: exception encountered: core dump [nsevidh()+2240] [SIGSEGV] [Address not mapped to object] [0x000000020] [] []
Thu Dec 17 12:34:47 2009
Trace dumping is performing id=[cdmp_20091217123447]
Thu Dec 17 12:35:07 2009