Quote:

Mac,
To make sure I changed my temp folder to something I'd easily find. During playback there are no files going in there.




I'm not sure about this but if you changed the "Temp"named folder to something else, Windows or BIAB might regenerate the temp folder on it's own and the "Temp" might still be the "Temp" . Since you said it happened on another laptop that would cut out a lot of issues on your laptop.
There is a program call Belarc Advisor that tells you a great deal about your system. it free and you might find some thing in it's scan of your system that gives you a heads up on either a hidden TRS program that you didn't know about or a windows patch that might help. It free
http://www.belarc.com/free_download.html
Wyndham