DB2建库报错，急！

Ecdbsvr/opt/IBM/db2/V9.7/instance#./db2icrt -a server -u db2fenc1 db2inst1
2012-11-22-15.15.48.604280+480 I1A1441            LEVEL: Event
PID     : 2556156              TID  : 1           PROC : db2bp
INSTANCE: db2inst1             NODE : 000
EDUID   : 1
FUNCTION: DB2 UDB, RAS/PD component, pdLogInternal, probe:120
START   : New Diagnostic Log file
DATA #1 : Build Level, 152 bytes
Instance "db2inst1" uses "64" bits and DB2 code release "SQL09074"
with level identifier "08050107".
Informational tokens are "DB2 v9.7.0.4", "s110330", "IP23236", Fix Pack "4".
DATA #2 : System Info, 224 bytes
System: AIX Ecdbsvr 1 6 00F633074C00
CPU: total:24 online:24 Threading degree per core:4
Physical Memory(MB): total:65536 free:59107
Virtual  Memory(MB): total:75776 free:69327
Swap     Memory(MB): total:10240 free:10220
Kernel   Params: msgMaxMessageSize:4194304 msgMaxQueueSize:4194304
                 shmMax:68719476736 shmMin:1 shmIDs:131072
                 shmSegments:68719476736 semIDs:131072 semNumPerID:65535
                 semOps:1024 semMaxVal:32767 semAdjustOnExit:16384
Cur cpu time limit (seconds)  = 0x7FFFFFFFFFFFFFFF
Cur file size limit (bytes) = 0x7FFFFFFFFFFFFFFF
Cur data size (bytes)  = 0x7FFFFFFFFFFFFFFF
Cur stack size (bytes)  = 0x0000000100000000
Cur core size (bytes)  = 0x000000003FFFFE00
Cur memory size (bytes) = 0x7FFFFFFFFFFFFFFF
nofiles (descriptors)  = 0x7FFFFFFFFFFFFFFF
Information in this record is only valid at the time when this file was
created (see this record's time stamp)
2012-11-22-15.15.48.595937+480 I1443A711          LEVEL: Severe
PID     : 2556156              TID  : 1           PROC : db2bp
INSTANCE: db2inst1             NODE : 000
EDUID   : 1
FUNCTION: DB2 UDB, base sys utilities, sqleInitApplicationEnvironment, probe:32
MESSAGE : ZRC=0xFFFFE860=-6048
DATA #1 : SQLCA, PD_DB2_TYPE_SQLCA, 136 bytes
sqlcaid : SQLCA     sqlcabc: 136   sqlcode: -6048   sqlerrml: 0
sqlerrmc:
sqlerrp : SQLFRCFG
sqlerrd : (1) 0x00000000      (2) 0x00000000      (3) 0x00000000
           (4) 0x00000000      (5) 0x00000000      (6) 0x00000000
sqlwarn : (1)      (2)      (3)      (4)        (5)       (6)   
           (7)      (8)      (9)      (10)        (11)     
sqlstate:      
2012-11-22-15.15.48.607277+480 I2155A339          LEVEL: Severe
PID     : 2556156              TID  : 1           PROC : db2bp
INSTANCE: db2inst1             NODE : 000
EDUID   : 1
FUNCTION: DB2 UDB, command line process, clp_bp_main, probe:2
DATA #1 : Hexdump, 4 bytes
0x0FFFFFFFFFFFF930 : FFFF E860                                  ...`
2012-11-22-15.16.48.572790+480 I2495A395          LEVEL: Error
PID     : 1704258              TID  : 1           PROC : db2
INSTANCE: db2inst1             NODE : 000
EDUID   : 1
FUNCTION: DB2 UDB, command line process, clp_start_bp, probe:3
MESSAGE : CLP frontend unable to get REQUEST queue handle
DATA #1 : Hexdump, 4 bytes
0x0FFFFFFFFFFFA7A8 : 870F 0042                                  ...B
DBI1281E  The database manager configuration file could not be
      initialized.
Explanation:
An error occurred when attempting to initialize the database manager
configuration file. A DB2 instance could not be created or upgraded.
User response:
Refer to the log file for troubleshooting. Resolve the problem and try
the command again. If the problem persists, contact your IBM service
representative.
DBI1079I  Output is saved in the log file /tmp/db2icrt.log.2359844.
Explanation:
All processed and failed operations have been saved into this log file.
User response:
Do not modify this file in any way. This file is for IBM Technical
Support reference.
./db2icrt: DB2INSTVER: parameter null or not set。


搜了各大网站，都没找到解决方式，以前也没遇到过这种错误，求教！！
同时还有个问题 操作系统上还有个实例，已经用db2idrop删掉了，用户也删掉了 ，但是/home主目录下的目录却删不掉
Ecdbsvr/home#rm -rf wcsdbins
rm: 0653-611 Directory wcsdbins is not empty.
Ecdbsvr/home#cd wcsdbins
Ecdbsvr/home/wcsdbins#ls
Ecdbsvr/home/wcsdbins#ls -ltr
total 0收起