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ORA-600 [kdlxdup:kdlwReadCallback_pga] OR ORA-600 [NON FLUSH HTLV] OR ORA-600 [CURR LOC WITH NO GATHER] OR ORA-22920 Errors Reported on Securefiles (Doc ID 2151407.1)

Last updated on SEPTEMBER 16, 2021

Applies to:

Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.


There are multiple possible symptoms for this issue, such as:

Encountering error ORA-00600: internal error code, arguments: [kdlxdup:kdlwReadCallback_pga], [8], [4] during a select on Securefiles after a rollback to savepoint.

Encountering error ORA-22920 when the Logical Standby attempted to update a CLOB column to NULL.

Encountering ORA-600: internal error code, arguments: [non flush htlv] while rollback

Encountering ORA-600 [CURR LOC WITH NO GATHER]



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