ORA-600 [Kglunlock-Bad-Lock] (Doc ID 1121613.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms


When attempting to perform a query the following error occurs:
   ORA-00600: internal error code, arguments: [kglUnLock-bad-lock], [0x194CE1468], [0], [0x19901C580], [], [], [], [], [], [], [], []

The call stack looks like:
   kglUnLock kxsReleaseLookupLock kxsUnlock kxsFreeXsc kgscFreeCachedCursor kxsFreeInactiveCursors ksu_dispatch_tac kmcgms kmcdget kmcdrcv

Cause

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