Error:DB2NSFInit Error setting configuration parms for DB2 database DOMINO sqlcode=-5147

I have configured Domino server to use DB2. When I start Domino server, I receive the following error:

Lotus Domino Server, Release 7.0, Auguest 18, 2005

Copyright IBM Corporation 1987, 2005. All Rights Reservered.

Restart Analysis <0 MB>: 100%

2009-05-24 00:23:55 Attaching to DB2 Instance ‘DB2’ with username ‘db2admin’…

2009-05-24 00:23:55 Creating DB2 database ‘DOMINO’ in DB2 Instance ‘DB2’ with username ‘db2admin’

2009-05-24 00:24:33 DB2 database DOMINO successfully created with codepage/territory<UTF-8/CN>

2009-05-24 00:24:33 Warning: Modifying DB2 database manager configuration parameters for optimization…

2009-05-24 00:24:33 Warning: Modifying DB2 database configuration parameters for optimization…

2009-05-24 00:24:33 DB2NSFInit Error setting configuration parms for DB2 database Domino sqlcode=-5147.: Error setting configuration parms for DB2 database

who can help me?

Thanks!