I\'ve been extremely frustrated trying to deploy a C#/WPF application I\'ve created that has some references to 3rd party DLLs. I created a folder in the project, called
Since you already tried manually adding the suspect dll and it still does not work, the next thing I would do is run fusion and see what it really is complaining about, in other words what exactly is the dependency that can not be loaded. Here is a good tutorial on how to hunt down these types of errors:
Back to Basics: Using Fusion Log Viewer to Debug Obscure Loader Errors