64 bit and vista compatiblity

i have 64 bit machine with vista, vvvv does not run, direct x render window opens and tha’s it,
have tried all the versions, same result’s.

help required


could it be related to this?

I had a same problem today, but on Windows7 RTM ver.
One of the solutions for me was right click and start vvvv as “Administrator”(Thanx,
I can see patch windows now.