KeyTab creation is getting failed..........

[Cricket -SDC]

Here is the command which I am using for keytab generation....

Ktpass.exe -out c:\kerberos\SPMLService.keytab -princ SPML/
abc.xyz.net at ABC1.XYZ1.COM -mapUser spml at abc.xyz.net -mapOp set -pass
Abc at 120 -crypto DES-CBC-MD5 -pType KRB5_NT_PRINCIPAL +DesOnly

Ktpass.exe -out c:\kerberos\SPMLService.keytab -princ SPML/
abc.xyz.net at ABC1.XYZ1.COM -mapUser spml -mapOp set -pass Abc at 120 -
crypto DES-CBC-MD5 -pType KRB5_NT_PRINCIPAL +DesOnly


Error :Failed to retrieve user info for spml: 0x8ad.

Please help me VERY URGENT

Any Help highly appreciated.........

Thanks ,
Krishna