Some folks have mentioned to me that they are having trouble getting some of my samples to work. And in fact, just the other day, I ran into a problem getting my own samples to work. It turns out to be a problem with the way windows treats the sample that you down load. Specifically, because you downloaded the sample from the internet, windows treats the sample as "untrusted" content. When you unzip untrusted content you get a directory full of untrusted content. Visual Studio is not so good and running untrusted content. Unfortunately, you get some really bad error messages like the one above. Here is the error message from VB Warning 1 Assembly 'C:\Users...(Go to the complete details ...