$ oslevel -r
5300-03

$ db2level
DB21085I Instance "dbp4inst" uses "64" bits and DB2 code release "SQL08024"
with level identifier "03050106".
Informational tokens are "DB2 v8.1.1.104", "s060120", "U805924", and FixPak
"11".
Product is installed at "/usr/opt/db2_08_01".


2006-05-27-23.05.55.902409+540 I15677938A477 LEVEL: Error
PID : 405724 TID : 1 PROC : db2agent (DBTA) 0
INSTANCE: dbp4inst NODE : 000 DB : DBTA
APPHDL : 0-1462 APPID: GAFF6E25.AFAA.0001F7140535
FUNCTION: DB2 UDB, data protection, sqlpxreg, probe:4620
RETCODE : ZRC=0x80100024=-2146435036=SQLP_NOTA "Transaction was not found"
DIA8036C XA error with request type of "". Transaction was not found.

2006-05-27-23.05.55.902812+540 I15678416A478 LEVEL: Error
PID : 405724 TID : 1 PROC : db2agent (DBTA) 0
INSTANCE: dbp4inst NODE : 000 DB : DBTA
APPHDL : 0-1462 APPID: GAFF6E25.AFAA.0001F7140535
FUNCTION: DB2 UDB, relation data serv, sqlrxreg, probe:44
RETCODE : ZRC=0x80100024=-2146435036=SQLP_NOTA "Transaction was not found"
DIA8036C XA error with request type of "". Transaction was not found.

I wish the problem settled soon.
advanced thanks.