Exactly. I have one NT server that exhibits much the same behavior - I have never found the cause. They are very short file names and it might generate 3 a week so I ignore them for the most part. There is a process running somewhere that just doesn't clean up properly. Good luck in your investigation!

>Well, thanks for your help.
>
>It really isn't that urgent - a cleanup every month takes care of it. I was just wondering what was going on.
>
>If you don't have these files in Win98, then it is probably some other program (that is, not the OS). I could start by checking those programs that I share on my home and on my office computer...
>
>Hilmar.