> After no luck with 3.41, I updaed to 3.42 and...same result. I've been using
> CMP for quite awhile now, so I would THINK that I'm no dummy on it - however the
> program is proving otherwise! :-)
>
> What I am trying to do is to save a VP Original Table FixDat file - but even
> though there APPEARS to be HD activity (to wit, file writing), the file does not
> appear anywhere, even where I have told CMP to place it.
>
> I also tried it with a MAME 0.86 scan and got the same (no file) result).
>

no problems here, fixdats are correctly created and saved, i just tried it with a couple random dats

try to re-install clrmame and see what happens