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Continuous ORA-00600 Kcbzwb_4 Errors In Alert Log (Doc ID 392286.1)

Last updated on SEPTEMBER 18, 2019

Applies to:

Oracle Database - Enterprise Edition - Version and later
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.


This problem was observed in various versions and different platforms.

The error is ORA-00600: internal error code, arguments: [kcbzwb_4], [], [], [], [], [], [], [] and it repeats a great number of times.

The trace file shows no failing statement, but the function stack is

...  kcbzwb kcbgcur ktsbfsp kdlfsp kdlrs ...



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