After creating new build type 32bitDebug (based on Debug) according to How to: Create and Edit Configurations I received the following error during compileError 409 WebServiceBindingAttribute is required on proxy classes. C:\TFS\myProject\SGEN MyAssemblyNameThe instructions from SO answer http://stackoverflow.com/qu... the properties for the project. In the Build Tab. Select "Generate Serialization assembly:" to Off fixed the problem.See ......