错误源:AppProjectUI堆栈信息: 在 AppProjectUI.Controllers.BusinessController.GetDataInfo(Int32 datatype) 位置 E:\webDemo\ASP.NET\D_大型综合平台\AppProjectMVC\AppProjectUI\Controllers\Business\BusinessController.cs:行号 79 在 AppProjectUI.Controllers.BusinessController.Products(String datatype) 位置 E:\webDemo\ASP.NET\D_大型综合平台\AppProjectMVC\AppProjectUI\Controllers\Business\BusinessController.cs:行号 218 在 lambda_method(Closure , ControllerBase , Object[] ) 在 System.Web.Mvc.ActionMethodDispatcher.Execute(ControllerBase controller, Object[] parameters) 在 System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) 在 System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c.b__9_0(IAsyncResult asyncResult, ActionInvocation innerInvokeState) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult`2.CallEndDelegate(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End() 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>c__DisplayClass11_0.b__0() 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.AsyncInvocationWithFilters.<>c__DisplayClass11_2.b__2() 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass7_0.b__1(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult`1.CallEndDelegate(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End() 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass3_6.b__4() 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.<>c__DisplayClass3_1.b__1(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResult`1.CallEndDelegate(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End() 在 System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) 在 System.Web.Mvc.Controller.<>c.b__152_1(IAsyncResult asyncResult, ExecuteCoreState innerState) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End() 在 System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) 在 System.Web.Mvc.Controller.<>c.b__151_2(IAsyncResult asyncResult, Controller controller) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End() 在 System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) 在 System.Web.Mvc.Controller.System.Web.Mvc.Async.IAsyncController.EndExecute(IAsyncResult asyncResult) 在 System.Web.Mvc.MvcHandler.<>c.b__20_1(IAsyncResult asyncResult, ProcessRequestState innerState) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) 在 System.Web.Mvc.Async.AsyncResultWrapper.WrappedAsyncResultBase`1.End() 在 System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) 在 System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest(IAsyncResult result) 在 System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() 在 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)