Technote (FAQ)
Question
Why does this error occur in the db2diag.log?
ZRC=0x81360012 External Comm error
Cause
If you have diaglevel=4 in the DB2 dbm cfg, DB2 will record all errors, warnings and informational messages
The RETCODE: ZRC=0x81360012 is an informational message, not a severe error and it can be ignored..
This informational message means a communication failure when the authentication of a user has failed
For example:
- a client connection attempt
- a front-end application connection attempt.
Example of db2diag.log entry:
2009-07-17-15.13.02.291238-300 I3888C437 LEVEL: Info
PID : 53390 TID : 1 PROC : db2agent (CSCUIPRD) 0
INSTANCE: cscuiprd NODE : 000 DB : CSCUIPRD
APPHDL : 0-930 APPID: ABC53DB9.P939.090717195707
FUNCTION: DB2 UDB, DRDA Communication Manager, sqljcReceive, probe:30
RETCODE : ZRC=0x81360012=-2127167470=SQLZ_RC_CMERR, SQLT_SQLJC
"External Comm error"
Answer
Change diaglevel=3
DB2 UPDATE DBM CFG USING DIAGLEVEL 3
Related information
diaglevel - Diagnostic error capture level configuratio
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