"Rendering of Standard DVD Filters Failed"

[sayanything83]

Hello everyone,
I have tried using the Rifftrax player with Willy Wonka and it is giving me the error that "Rendering of Standard DVD Filters Failed".  I am running Windows Vista, have the newest update of Rifftrax, and the DVD is for sure in there.  Any ideas on what to do?  Thanks for any help given!