http://developers.de/blogs/damir_dobric/archive/2011/07/13/error-while-deploying-web-parts.aspxWhen you try to deploy web parts to Share Point within Visual Studio following error might appear: Error occurred in deployment step 'Recycle IIS Application Pool': The communication object, System.ServiceModel.InstanceContext, cannot be usedenCommunityServer 2008 SP1 (Build: 30619.63)