ORA-00600: [Kwqbgqc: Bad State], [1], [1] reported on Enqueue of BUFFERED message to a single or multiple consumer queue

(Doc ID 403036.1)

Last updated on SEPTEMBER 10, 2013

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 11.1.0.7 [Release 10.2 to 11.1]
Information in this document applies to any platform.



Symptoms

ORA-00600: [KWQBGQC: BAD STATE], [1], [1] reported on enqueue of a buffered message to
single-consumer queue after shutdown and restart of the database.

The same error can be reported on enqueue of a buffered message into a multi-consumer queue, i.e.,  APPLSYS.WF_CONTROL or on the addition of a subscriber via dbms_aqadm.add_subscriber.

Cause

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