Executing a query fails with ORA-00600 [qesaAdaptFch.4] Errors after upgrading the database to 12c (Doc ID 2215912.1)

Last updated on JANUARY 03, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.1 [Release 12.1]
Information in this document applies to any platform.

Symptoms

1. The alert log and the trace file report with the following errors:

ORA-00600: internal error code, arguments: [qesaAdaptFch.4], [0], [], [], [], [], [], [], [], [], [], []
Incident details in: /u01/app/oracle/diag/rdbms/irdts03/irdts031/incident/incdir_81744/irdts031_p03x_25533_i81744.trc

2. The failing statement is a SELECT that meets these conditions:

- default column value
- hash join
- parallel aggregation

3. The failing functions and the call stack is similar to:

.... qesaAdaptiveFetchRo qergsRowP .... 

Changes

 The Database has been upgraded to 12c from 10g or 11g.

Cause

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