DP8.1 no drive found for tape msl2024 on window 2012 r2

hello everybody,
i'm implementing hp data protect 8.1 on window server 2012.i already downloaded and installed driver for tape msl2024 (HP MSL2024 LTO-5 Ultrium 3000 Fibre Channel Tape Library) from hp site. affter reboot server, i see in devices manage have tape drive and medium changer. but when i run command devbra -dev. it show 02 drive : n/a ,0 slot, 0 drive
and hp data protect show no drive found when i chose automatic config devices.

devbra -dev :

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C:\Program Files\OmniBack\bin>
C:\Program Files\OmniBack\bin>devbra -dev

Exch    HP:MSL G3 Series  Path: "Changer1:0:2:1"  SN: "MXA342Z3MU_LL1"
        Description: CLAIMED:HP StorageWorks MSL 2024 G3 Series
        Revision: 6.20  Flags: 0x0016  Slots: 0  Drives: 0
        Drive(s) SN: "N/A"

Tape    HP:Ultrium 5-SCSI  Path: "Tape1:0:2:0C"  SN: "HU1338YBM1"
        Description: CLAIMED:HP LTO drive
        Revision: Y6DW  Device type: lto [13]  Flags: 0x0111

Exch    HP:MSL G3 Series  Path: "Changer0:0:2:1"  SN: "MXA342Z3MU_LL0"
        Description: CLAIMED:HP StorageWorks MSL 2024 G3 Series
        Revision: 6.20  Flags: 0x0016  Slots: 0  Drives: 0
        Drive(s) SN: "N/A"

Tape    HP:Ultrium 5-SCSI  Path: "Tape0:0:2:0C"  SN: "HU1338YC87"
        Description: CLAIMED:HP LTO drive
        Revision: Y6DW  Device type: lto [13]  Flags: 0x0111

C:\Program Files\OmniBack\bin>

This issuse very trouble. any body please help me

Some attacched file as below

thanks