I really need help on this because I lost my hopes to correct the problem.
I am using Office Communications Server 64bit libraries. There are 3 dlls I use in the pro
I was getting the error when trying to run the web application from Visual Studio, but in my case the answer was simple. When I read the exception carefully I could see that the assembly in question was no longer used by the application but a copy was still in the bin folder. After the offending assembly was removed, the error vanished.