I was afraid you'd say something like that. I think I have made things worse tonight, as in a fit of desperation, I decided to toil through my registry and delete any keys with "paint.NET" in them - in an attempt to completely clean my system of any old, out of date Paint.NET related links which could be causing the FileNotFound error. Upon rebooting my laptop, ATI Catalyst crashes repeatedly (hundreds of times in a matter of minutes) with a clr20r3 error - making it almost impossible to do anything. I have a registry backup somewhere in my documents, so I will try loading that up tomorrow.
I am having great difficulties installing Paint.NET on my laptop (running Vista). I had Paint.NET installed around 6 months ago, but it crashed one day, and I was unable to uninstall it, so I deleted all of the program files and tried to install over it - to no avail. Each time I try to install I get a clr20r3 error with a System.IO.FileNotFoundException with another one of the lines pointing to the mscorlib. I have tried every possible solution available online: All of the tips in the Paint.NET installation trouble forum post Completely removing the .NET framework then reinstalling Rebo