tape became unlabeled?

Dear All,

I checked daemon.log and error as following:

08/12/08 15:14:14 nsrd: [Jukebox `QUANTUM@12.0.1', operation 1]. Initiated operation `operation: "Inventory"; operation slots: "82-100"; '.
08/12/08 15:14:21 nsrd: [Jukebox `QUANTUM@12.0.1', operation # 1]. Finished with status: succeeded pools supported: Default Clone;

08/12/08 15:21:32 nsrmmd #2: Device z:\b2d\_AF_readonly: Automated Staging has determined the need to migrate 2147417596 KB
08/12/08 15:21:34 nsrd: Operation 2 started : Load volume `000015L4', volume id `4235903060'.
08/12/08 15:21:34 nsrd: media waiting event: Waiting for 1 writable volumes to backup pool 'Default Clone' disk(s) or tape(s) on netbak
08/12/08 15:21:36 nsrmmd #10: Start nsrmmd #10, with PID 3940, at HOST netbak
08/12/08 15:21:59 nsrd: \\.\Tape1 Verify label operation in progress
08/12/08 15:22:09 nsrmmd #3: Tape device \\.\Tape1 is empty
08/12/08 15:22:19 nsrmmd #3: Tape device \\.\Tape1 is empty
08/12/08 15:22:19 nsrd: media warning: \\.\Tape1 reading: read open error: drive status is There is not a tape in the drive
08/12/08 15:22:20 nsrd: [Jukebox `QUANTUM@12.0.1', operation # 2]. Expected volume `000015L4' in slot `88'. The actual volume is ` '.
08/12/08 15:22:20 nsrd: \\.\Tape1 Eject operation in progress
08/12/08 15:22:30 nsrmmd #3: Tape device \\.\Tape1 is empty
pools supported: Default Clone;
08/12/08 15:22:40 nsrmmd #3: Tape device \\.\Tape1 is empty
08/12/08 15:22:45 nsrd: [Jukebox `QUANTUM@12.0.1', operation # 2]. Finished with status: failed
08/12/08 15:22:45 nsrmmgd: RAP error: Invalid resource data.
08/12/08 15:22:45 nsrmmgd: Cannot update operation status resource (instance 2).

08/12/08 15:23:04 nsrd: Operation 3 started : Load volume `000012L4', volume id `4219125871'.
.
08/12/08 15:23:31 nsrd: \\.\Tape3 Verify label operation in progress
08/12/08 15:23:35 nsrd: [Jukebox `QUANTUM@12.0.1', operation # 3]. Expected volume `000012L4' in slot `86'. The actual volume is `000013L4'.08/12/08 15:23:35 nsrd: \\.\Tape3 Eject operation in progress
pools supported: Default Clone;
08/12/08 15:24:43 nsrd: [Jukebox `QUANTUM@12.0.1', operation # 3]. Finished with status: failed
08/12/08 15:24:43 nsrmmgd: RAP error: Invalid resource data.
08/12/08 15:24:43 nsrmmgd: Cannot update operation status resource (instance 3).

08/12/08 15:24:55 nsrd: Operation 4 started : Load volume `000020L4', volume id `4185571506'.
.
08/12/08 15:25:19 nsrd: \\.\Tape3 Verify label operation in progress
08/12/08 15:33:42 nsrd: deactivating mmd #1
08/12/08 15:33:42 nsrd: Calling mm_deactivate for mmd 1 thats using device z:\b2d\_AF_readonly with volume netbak.001.RO on host null
08/12/08 15:35:19 nsrd: mmd #3 invalid operation reported 11247064 setting operation to `Ready for reading'(13)
08/12/08 15:35:19 nsrd: media warning: \\.\Tape3 opening: DRIVE_STATUS_NEED_INIT
08/12/08 15:36:36 nsrd: media critical event: Waiting for 1 writable volumes to backup pool 'Default Clone' disk(s) or tape(s) on netbak
08/12/08 15:40:25 nsrd: deactivating mmd #3
08/12/08 15:40:25 nsrd: Calling mm_deactivate for mmd 3 thats using device null with volume on host null
08/12/08 15:45:19 nsrd: media warning: \\.\Tape3 opening: DRIVE_STATUS_NEED_INIT
08/12/08 15:45:19 nsrd: media warning: \\.\Tape3 reading: read open error: drive status is The drive is not ready - it requires an initialization command
08/12/08 15:45:20 nsrd: [Jukebox `QUANTUM@12.0.1', operation # 4]. Expected volume `000020L4' in slot `91'. The actual volume is ` '.
08/12/08 15:45:20 nsrd: \\.\Tape3 Eject operation in progress
pools supported: Default Clone;


Do I need to run the slow inventory again for the issue?

Thanks for any input.

Dennis Dai