My Oracle Support Banner

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

Last updated on JANUARY 29, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


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]


Upgraded to Oracle 11G from Oracle 9i


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.