Unable to up the tape drives on the windows media server

Hi,

All the drives are in down state.Its a media server (windows 2003 server).

I have restarted Netbackup services on the media server.

after that  I tried to up the drives using vmoprcmd but not coming up.

C:\Program Files\VERITAS\Volmgr\bin>vmoprcmd.exe -d
 
                                PENDING REQUESTS
 
                                     <NONE>
 
                                  DRIVE STATUS
 
Drv Type   Control  User      Label  RecMID  ExtMID  Ready   Wr.Enbl.  ReqId
  0 hcart3  DOWN                -                     No       -         0
  1 hcart3  DOWN                -                     No       -         0
  2 hcart3  DOWN                -                     No       -         0
  3 hcart3  DOWN                -                     No       -         0
  4 hcart3  DOWN                -                     No       -         0
 
                             ADDITIONAL DRIVE STATUS
 
Drv DriveName            Shared    Assigned        Comment
  0 Rob3-F1-Drv1A         Yes      -
  1 Rob3-F1-Drv2A         Yes      -
  2 Rob3-F1-Drv3A         Yes      -
  3 Rob3-F1-Drv4A         Yes      -
  4 Rob3-F2-Drv13A        Yes      -
 
C:\Program Files\VERITAS\Volmgr\bin>vmoprcmd.exe -up 0 -h FNPESGO01
Invalid Drive Number
 
C:\Program Files\VERITAS\Volmgr\bin>

Can you please share your suggestions what I need to do to get them up...