User Process Aborts Due To ORA-24761 Error (Doc ID 1448953.1)

Last updated on JULY 21, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 to 11.2.0.4 [Release 11.2]
Information in this document applies to any platform.
*** Checked for relevance on 21-Jul-2017 ***

Symptoms

Database alert.log shows following errors:

opidcl aborting process unknown ospid (2965) as a result of ORA-24761

PMON is cleaning up dead sessions/processes during this time.

PMON trace file shows:

[claim lock for dead process][lp 0x1c62ccd88][p 0x1c59090a0.9004][hist x49514951]
[claim lock for dead process][lp 0x1c62ccbd8][p 0x1c59090a0.9004][hist x49514951]

Changes

Upgraded to Oracle 11G from Oracle 9i

Cause

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