Only one solution I can think of:

After you write to it once (say with a small flat file); will the same 
tape exhibit the same behavior after being used once?

Like the old days, prepping a reel-to-reel tape for the first time with 
a BOT mark.

On 3/16/22 10:37, James B. Byrne wrote:
> I recently opened a sealed box of HP DDS-3 tapes and put a couple into service.
>   These two tapes, alone of all the tapes that we use for daily backups, cause
> our tape drive to exhibit a strange behaviour.
>
> When loading one of these tapes the drive will often visibly move (lift and
> drop) the tape several times and then after a short period eject it.  Other
> times it will load the tape after reinsertion but will mount it without write
> enabled.  Sometime it loads the tape correctly write enabled on the first try.
>
> I first thought that the tape drive was beginning to fail, but switching drives
> did not change those tapes' behaviour.  It is only these two tapes that do
> this.  I have not tried any others from that box, yet. However, I have several
> boxes of these in storage and I am concerned that there some problem with using
> older new stock tapes.
>
> Has anyone else had experience with this sort of thing?
>
>

-- 
Tracy Johnson
BT







NNNN

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