SQL1768N Unable to start HADR. Reason code = "1".

06 January,2010 by Jack Vamvas

I was asked to troubleshoot a problem related to a HADR start
and issued the following db2 command:


$ db2 start hadr on db MY_DB as standby

I got back the following error description

SQL1768N  Unable to start HADR. Reason code = "1".

It turns out the the users had attempted to set HADR up with circular logging , archive logging is required
to run HADR

Read More on DB2 high availability

TSAMP Cheat Sheet for DBA managing DB2 clustering

Author: Jack Vamvas(http://www.dba-db2.com)

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