Hi Dave,
Please reboot the server and then try installing drivers.
Also disable RSM service.
Uninstall Intel Accelerator Application (if installed)
Update the firmware of the tape device to the latest.
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If the above does not help, try following:
1. From Backup Exec | Devices Right Click the device/library | Properties | Uncheck "Enable device for backup Exec" Right click and delete the device.
Disable and then delete the existing library and drives.
2. Power down the autoloader
3. Shut down the server
4. Power on the autoloader
5. Start the server
6. Again by using the device configuration wizard, configure the device afresh and then check the results.
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