用友畅捷通添加凭证提示Object reference not set to an instance of an object

用友畅捷通添加凭证提示Object reference not set to an instance of an object StackTrace: " at Ufida.T.EAP.Aop.Dynamic.LocalCallDynamicProxyImpl.NormalInvoke(MethodBase method, Object[] args, Boolean needFreeCuid) ↵ at Ufida.T.EAP.Aop.Dynamic.LocalCallDynamicProxyImpl.Invoke(IMessage message) ↵ at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) ↵ at Chanjet.TP.Web.Interface.IControllerMapping.GetControllerMapping() ↵ at Chanjet.TP.Web.Http.TControllerSelector.InitializeControllerMapping() ↵ at System.Lazy`1.CreateValue() ↵--- End of stack trace from previous location where exception was thrown --- ↵ at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() ↵ at System.Lazy`1.get_Value() ↵ at Chanjet.TP.Web.Http.TControllerSelector.System.Web.Http.Dispatcher.IHttpControllerSelector.SelectController(HttpRequestMessage request) ↵ at Chanjet.TP.Web.Http.TControllerDispatcher.sendAsyncCore(HttpRequestMessage request, CancellationToken cancellationToken) ↵ at Chanjet.TP.Web.Http.TControllerDispatcher.SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)"