title: Exception of type 'System.ServiceModel.FaultException' occurs while registering plugin in CRM 2013
body: <p>I am getting the following error when trying to register a plugin in CRM 2013:</p>
  <blockquote>
  <p>Unhandled Exception:</p>
  <p>System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault, Microsoft.Xrm.Sdk, Version=5.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]: Assembly can not be loaded.</p>
  </blockquote>
  <p><strong>DETAIL</strong></p>
  <pre><code>Server stack trace: 
     at System.ServiceModel.Channels.ServiceChannel.HandleReply(ProxyOperationRuntime operation, ProxyRpc&amp; rpc)
     at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
     at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
     at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)
  
  Exception rethrown at [0]: 
     at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
     at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData&amp; msgData, Int32 type)
     at Microsoft.Xrm.Sdk.IOrganizationService.Create(Entity entity)
     at Microsoft.Xrm.Sdk.Client.OrganizationServiceProxy.CreateCore(Entity entity)
     at PluginRegistrationTool.RegistrationHelper.RegisterPlugin(CrmOrganization org, CrmPlugin plugin)
     at PluginRegistrationTool.PluginRegistrationForm.btnRegister_Click(Object sender, EventArgs e)
  </code></pre>