Thanks Al

>>Any attempt to explore a prop. disc results in a dialog: "Please insert disc in drive d:" with a cancel button (note no Retry button).
>
>At first glance, looks like it might be DRM gone bad.

Forgive my ignorance but what is a DRM?

>
>Have you installed any *new* games or prop. software lately that required a click-through EULA agreement? Try uninstalling to see if that helps.

Can't think of any - I'll have to rack by brains on that. At least not very recently but maybe between the last use of a game (by my daughter), some months ago, and the last time she wanted to play, c. a month ago.

>
>Some music CDs do this too - e.g. the famous Sony "rootkit" issue:

Not any of these either.

Cheers

Terry