>>I've seen this problem before but I can't track it down.
>>I'm printing a report to PDF using Adobe and a preview window is coming up.
>>This unfortunately is locking the pdf file so that my rename is not working.
>>
>>This was working until just recently.
>>I have not updated my adobe for quite a while.
>
>It's an option of Adobe - I think I had it too long time ago. I'll search here - I have a feeling this problem was discussed before.

Yes. I seem to remember seeing it here. It's funny that it would suddenly fail after working for so long.