On 22/05/12 15:40, Goslin, Paul wrote:
> Running NW 7.4.5 on a Windows 2008 R2 server. 
> We need to recover some ancient data that was written to LTO2 tapes
> before we upgraded our library to one with LTO4 drives... Have had no
> problem recovering from LTO2 tapes as long as the entries were still in
> the indexes... But now we need to scan in a couple of save-sets from
> fall of 2010 that are still on tape (expired,recycleable,but still
> intact), but no longer in the indexes... When I attempt to run 'scanner
> -S ssid# -I \\.\Tape### , it crashes with: 
> 
> C:\Windows\system32>scanner -S 1804344764 -i \\.\Tape2147483643
> 8909:scanner: using '\\.\Tape2147483643' as the device name
> 8936:scanner: scanning LTO Ultrium-4 tape 001653L2 on \\.\Tape2147483643
> 8938:scanner: LTO Ultrium-4 tape 2223712427 for volume 001653L2
> conflicts with existing
> media database entry for LTO Ultrium-2 tape 2223712427
> 
> Does anyone know the syntax to specify that it's an LTO2 tape with the
> -t (type) option ?? I've been trying what the manual outlines, but
> nothing is working... keep getting errors.

You could manually define one of your LTO-4 drives as an LTO-2 drive
temporarily?