ORA-600 [kksfbc-wrong-kkscsflgs] or ORA-600 [kksfbc-5wrong-kkscsflgs] and Sessions Waiting on 'cursor: mutex s''
Last updated on NOVEMBER 28, 2016
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 to 220.127.116.11.0 [Release 11.1 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 22-May-2013***
So far, we have seen these internal errors raised under the 2 following situations:
1. Your computation of Cost-Based Optimizer statistics on partitioned tables, run with parameters: FOR ALL COLUMNS SIZE AUTO, APPROX_GLOBAL AND PARTITION and DEFAULT for estimate size failed with ORA-600 internal error [kksfbc-wrong-kkscsflgs]
The LAST_ANALYZED time on each object was current after the statistics computation failed, but you are not sure they are accurate.
2. Your alert log is showing ORA-600 internal error [kksfbc-5wrong-kkscsflgs]. At the same moment, you also noticed several sessions waiting on 'cursor: mutex S'.
Sign In with your My Oracle Support account
Don't have a My Oracle Support account? Click to get started
Million Knowledge Articles and hundreds of Community platforms