Graceful Switchover failed due to Enabled Unified auditing

Read our docs This article explains the workaround solution for failed Graceful switchover with the below-mentioned error code

Problem Details

Problem Statement

Graceful Switchover failed due to activated Unified auditing

Applicable Error Code

ERROR_CODE:600 ', 'ORA-00600: internal error code, arguments: [17090], [], [], [], [], [], [], [], [], [], ', '[], [] (DBD ERROR: OCIStmtExecute) '

Affected Versions

Standby v9 to 9.0.16.

Note: this issue is fixed in 9.0.18

Affected Platforms

All

Workaround Solution :

1. Disable be Unified auditing before switchover. Refer to the below mentioned MOS notes for reference

How to Disable Oracle Database Auditing (Doc ID 1528170.1)

2. Try Switchover again

dbvctl -d <DDC> -o switchover

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