On 29/12/2017 17:58, J. P. Gilliver (John) wrote:

Do you mean you reloaded it to the machine it was originally on, or to a
different machine? If the original, I wouldn't expect it to be other
than still activated - I've not heard of activations "going bad", nor of
machines checking to see whether they're bad, unless you're still doing
updates.

I reloaded it back onto the same machine. I did it to see if it had
'gone bad', in the manner of the OP's, but, as I posted above, it seems
fine, so I don't know what went wrong with the OP's.