It is not possible to label a LTO Media in a local attached standalone drive.
The error displayed is (Writing Header): BAD
The log shows the following:
1 DEVMGR :01120 255 0 100344.035297 Process message 'DEVMGR_WRITE_HEADER_MSG' in state 'OpenIdle'
4 MESSAGE :01120 63 0 100344.035300 MsgGetObjectInternal(00EFFAE4, 013CB9D8, cc50ed76)
4 MESSAGE :01120 64 0 100344.035304 TRUE = MsgGetObjectInternal(00EFFAE4, 013CB9D8, cc50ed76)
4 MESSAGE :01120 142 0 100344.035310 2559 = MsgType(013CB9D8)
1 DEVMGR :01120 78 0 100344.035313 Process Write Header (BEGIN)
1 SCSI :01120 14 0 100344.035317 CMD MODE SELECT [ 15 00 00 00 0c 00 ]
4 CAMNT :01120 34 0 100344.035319 ScsiCamCmd(013D8080, 013D6498)
4 CAMNT :01120 36 0 100344.035320 Build the command
4 CAMNT :01120 37 0 100344.035321 Issue the command
4 CAMNT :01120 43 0 100344.036540 Command succeded
4 CAMNT :01120 44 0 100344.036541 Command complete
1 SCSI :01120 16 0 100344.036543 CMD STATUS 'GOOD' [0]
1 SCSI :01120 20 0 100344.036544 CMD RETURN VALUE 0
1 TAPESCSI:01120 57 0 100344.036545 Block size set to 32768
1 TAPESCSI:01120 19 0 100344.036547 Get Length Of Media (BEGIN)
1 TAPESCSI:01120 118 0 100344.036548 Get Space Left (BEGIN)
4 LIST :01120 2 0 100344.036552 TRUE = ListCreateFromPool(00EFF820, 0, 742847CC)
4 LIST :01120 17 0 100344.036558 TRUE = ListWalk(013CE6E0, 741C33E0, 00EFF678)
4 LIST :01120 17 0 100344.036560 TRUE = ListWalk(013C88B8, 741C3590, 00EFF644)
4 LIST :01120 17 0 100344.036563 TRUE = ListWalk(013C88B8, 741C3590, 00EFF610)
4 LIST :01120 17 0 100344.036566 TRUE = ListWalk(013C88B8, 741C3590, 00EFF610)
1 TAPESCSI:01120 115 0 100344.036569 0x10a = Get Space Left (END)
4 LIST :01120 17 0 100344.036573 TRUE = ListWalk(013CE6E0, 741C3590, 00EFF7F0)
4 STANZA :01120 68 0 100344.036577 FALSE = StnzListFindStanzaObject(00EFF828, 013CE6E0, '(null)', 'Media')
4 STANZA :01120 69 0 100344.036580 FALSE = StnzListFindStanza(00EFF8F8, 013CE6E0, '(null)', 'Media')
1 TAPESCSI:01120 120 0 100344.036580 Get Length Of Media (END)
1 DEVMGR :01120 237 0 100344.036582 Unable to get length of media
2 DEVMGR :01120 2 0 100344.036583 Send Manager Msg (BEGIN)