I just uninstalled 3.4 and installed 3.5 to see if it would fix a couple of issues that we were having. After installing I ran it from the command line and got this message (below). Also I performed a repair but that didn't help.
Unhandled Exception: System.BadImageFormatException: Could not load file or assembly 'Xsd2Code.Library, Version=3.5.2.0, Culture=neutral, PublicKeyToken=04032056d5f54f80' or one of its dependencies. An attempt was made to load a program with an incorrect format.
File name: 'Xsd2Code.Library, Version=3.5.2.0, Culture=neutral, PublicKeyToken=04032056d5f54f80'
at Xsd2Code.EntryPoint.Main(String[] args)
Unhandled Exception: System.BadImageFormatException: Could not load file or assembly 'Xsd2Code.Library, Version=3.5.2.0, Culture=neutral, PublicKeyToken=04032056d5f54f80' or one of its dependencies. An attempt was made to load a program with an incorrect format.
File name: 'Xsd2Code.Library, Version=3.5.2.0, Culture=neutral, PublicKeyToken=04032056d5f54f80'
at Xsd2Code.EntryPoint.Main(String[] args)