删除实例时，报这个错，实例删除不掉

我删除实例时，报这个错，实例删除不掉，各位大侠帮我看看
  [root@test instance]# ./db2ilist
db2inst1
[root@test instance]# ./db2idrop db2inst1
/opt/ibm/db2/V9.7/instance/db2iutil: line 4040: 32337 段错误                  ${DB2DIR?}/instance/db2isrv -remove -s DB2_${INSTNAME?} ${DB2ISRVOPTS?} 2> /dev/null
DBI1070I  Program db2idrop completed successfully.收起