Hey there processing community

I'm very amateur using processing, and for the first time I'm trying to use the webcam with it, following this, for example:

http://heylookmumnohands.wordpress.com/2007/11/25/webcam-application-processing/

I installed VDIG, but with every single code that includes video capture, I have this error messages:









I tried everything that I could but it doesn't work. The strange this is that the webcam works perfectly with any other software...
What should I do?


Thank you