Error 2056 Trapped In 2PC On Transaction / ORA-600 [18201]/ORA-600 [18203] (Doc ID 2073878.1)

Last updated on JANUARY 18, 2017

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

1. Alert log file shows the following error messages:

...
Error 2056 trapped in 2PC on transaction 68.2.98031. Cleaning up.
Error stack returned to user:
ORA-02056: 2PC: k2lcom: bad two-phase command number rdonly from coord
...
ORA-00600: internal error code, arguments: [18203], [], [], [], [], [], [], [], [], [], [], []

2. Incident trace file shows no failing sql (no cursor) as well as failing function stack information, similar to the below

----- SQL Statement (None) -----
Current SQL information unavailable - no cursor.

ktc_die  k2send kpotxcap kpotxen opiodr

 

Cause

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