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ORA-07445: exception encountered: core dump [expepr()+00f4]

Posted by appsinfo on March 20, 2010

Troubleshooting

OS Platform: Linux 5 – 64 Bit

Database: 11.0.7.1

Problem: Incident: ORA-07445: exception encountered: core dump [expepr()+00f4]

You can see this error  in alert<sid>.log file

Reference Note Id: 986731.1

Cause:

This error is occurring due to bug 7327166

Solution:

Apply Patch 7327166

$ opatch apply
Invoking OPatch 11.1.0.6.9

Oracle Interim Patch Installer version 11.1.0.6.9
Copyright (c) 2009, Oracle Corporation.  All rights reserved.

Oracle Home       : /u02/orauat/uat/db/tech_st/11.1.0
Central Inventory : /u02/orauat/uat/db/tech_st/11.1.0/admin/oui/uat_macaw/oraInventory
   from           : /etc/oraInst.loc
OPatch version    : 11.1.0.6.9
OUI version       : 11.1.0.7.0
OUI location      : /u02/orauat/uat/db/tech_st/11.1.0/oui
Log file location : /u02/orauat/uat/db/tech_st/11.1.0/cfgtoollogs/opatch/opatch2010-03-20_10-19-59AM.log

Patch history file: /u02/orauat/uat/db/tech_st/11.1.0/cfgtoollogs/opatch/opatch_history.txt

ApplySession applying interim patch ‘7327166’ to OH ‘/u02/orauat/uat/db/tech_st/11.1.0’

Running prerequisite checks…

OPatch detected non-cluster Oracle Home from the inventory and will patch the local system only.

Please shutdown Oracle instances running out of this ORACLE_HOME on the local system.
(Oracle Home = ‘/u02/orauat/uat/db/tech_st/11.1.0’)

Is the local system ready for patching? [y|n] y
User Responded with: Y
Backing up files and inventory (not for auto-rollback) for the Oracle Home
Backing up files affected by the patch ‘7327166’ for restore. This might take a while…
Backing up files affected by the patch ‘7327166’ for rollback. This might take a while…

Patching component oracle.rdbms, 11.1.0.7.0…
Updating archive file “/u02/orauat/uat/db/tech_st/11.1.0/lib/libserver11.a”  with “lib/libserver11.a/qmxtr2.o”
Running make for target ioracle
ApplySession adding interim patch ‘7327166’ to inventory

Verifying the update…
Inventory check OK: Patch ID 7327166 is registered in Oracle Home inventory with proper meta-data.
Files check OK: Files from Patch ID 7327166 are present in Oracle Home.

The local system has been patched and can be restarted.

OPatch succeeded.

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