I downloaded the foundations 5.0 trial, but when I put in the addon it disables a bunch of buttons like yes, no and cancel, so i can't even exit without a forced shutdown with the task manager. I did get the model in once, and when i clicked "export mesh" I got this: and that was it (i did reinstall, nothing happend)

Try this:
http://www.gametoast.com/forums/viewtop ... 49#p338749

um, I even tried regsvr32, but nothing happended