db2 "CREATE DB WPSDB using codeset UTF-8
territory us PAGESIZE 8192"
SQL0902C A system error (reason code = "") occurred. Subsequent SQL
statements cannot be processed. SQLSTATE=58005

above error i am getting ...
OS:windows 2003
db2:v9.1

i created a user and added to administrators group and db2admins group as well

i created a instance using db2icrt <instance name> -u usernae,password

now i connect to tat instance using " set db2instance=db2inst2"

db2start

i tried to create database , but i am getting above error
DBM CFG is as follows

SYSADM group name (SYSADM_GROUP) =
SYSCTRL group name (SYSCTRL_GROUP) =
SYSMAINT group name (SYSMAINT_GROUP) =
SYSMON group name (SYSMON_GROUP) =

i am installed db2 which comes along with TDS, LDAP is also is there...

diag info:
2011-10-17-14.42.20.840000+330 E108863H368 LEVEL: Error (OS)
PID : 4696 TID : 1620 PROC : db2syscs.exe
INSTANCE: DB2INST2 NODE : 000
FUNCTION: DB2 UDB, oper system services, sqloImpersonateLocalSystem, probe:20
MESSAGE : ZRC=0x83000005=-2097151995
CALLED : OS, -, OpenProcessToken
OSERR : 5 "Access is denied."

2011-10-17-14.42.20.840000+330 I109233H282 LEVEL: Severe
PID : 4696 TID : 1620 PROC : db2syscs.exe
INSTANCE: DB2INST2 NODE : 000
FUNCTION: DB2 UDB, common communication, sqlccGetIPCs, probe:20
RETCODE : ZRC=0x83000005=-2097151995

2011-10-17-14.42.20.840000+330 I109517H350 LEVEL: Severe
PID : 4696 TID : 1620 PROC : db2syscs.exe
INSTANCE: DB2INST2 NODE : 000
FUNCTION: DB2 UDB, trace services, sqlt_logerr_data, probe:0
MESSAGE : User ID
DATA #1 : Hexdump, 4 bytes
0x0281FAC0 : 0000 0000 ....

2011-10-17-14.42.20.840000+330 I109869H465 LEVEL: Severe
PID : 4192 TID : 3460 PROC : db2bp.exe
INSTANCE: DB2INST2 NODE : 000
FUNCTION: DB2 UDB, DRDA Communication Manager, sqljcCommConnect, probe:10
MESSAGE : ZRC=0x82360001=-2110390271=SQLJC_ERROR_ICE "SYSTEM ERROR"
DIA8532C An internal processing error has occurred.
DATA #1 : String, 11 bytes
CCI Error:
DATA #2 : unsigned integer, 4 bytes
81
Pls help me out...

first of all : change SYSADM_GROUP to the group this user is belonging
has this user local admin on this machine
there are other requirements - see
Required user accounts for installation of DB2 server products (Windows)