【C# - Entity Framework 】导航属性“CategoryId”不是类型“Qlog”的已声明属性。

问题

“/”应用程序中的服务器错误。

导航属性“CategoryId”不是类型“Qlog”的已声明属性。请验证该属性未从模型中显式排除并且是有效的导航属性。

说明: 执行当前 Web 请求期间，出现未经处理的异常。请检查堆栈跟踪信息，以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: System.InvalidOperationException: 导航属性“CategoryId”不是类型“Qlog”的已声明属性。请验证该属性未从模型中显式排除并且是有效的导航属性。

源错误:

行 19:         public ActionResult Index()
行 20:         {
行 21:             return View(db.Qlogs.ToList());
行 22:         }
行 23:

源文件: e:\CSharp\EF\MvcQlog\MvcQlog\Controllers\HomeController.cs    行: 21

堆栈跟踪:

[InvalidOperationException: 导航属性“CategoryId”不是类型“Qlog”的已声明属性。请验证该属性未从模型中显式排除并且是有效的导航属性。]
System.Data.Entity.ModelConfiguration.Configuration.Types.EntityTypeConfiguration.ConfigureAssociations(EdmEntityType entityType, EdmModel model) +262
System.Data.Entity.ModelConfiguration.Configuration.Types.EntityTypeConfiguration.Configure(EdmEntityType entityType, EdmModel model) +132
System.Data.Entity.ModelConfiguration.Configuration.ModelConfiguration.ConfigureEntities(EdmModel model) +171
System.Data.Entity.ModelConfiguration.Configuration.ModelConfiguration.Configure(EdmModel model) +37
System.Data.Entity.DbModelBuilder.Build(DbProviderManifest providerManifest, DbProviderInfo providerInfo) +192
System.Data.Entity.DbModelBuilder.Build(DbConnection providerConnection) +107
System.Data.Entity.Internal.LazyInternalContext.CreateModel(LazyInternalContext internalContext) +143
System.Data.Entity.Internal.RetryLazy`2.GetValue(TInput input) +171
System.Data.Entity.Internal.LazyInternalContext.InitializeContext() +499
System.Data.Entity.Internal.InternalContext.Initialize() +31
System.Data.Entity.Internal.InternalContext.GetEntitySetAndBaseTypeForType(Type entityType) +39
System.Data.Entity.Internal.Linq.InternalSet`1.Initialize() +137
System.Data.Entity.Internal.Linq.InternalSet`1.GetEnumerator() +38
System.Data.Entity.Infrastructure.DbQuery`1.System.Collections.Generic.IEnumerable<TResult>.GetEnumerator() +99
System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) +263
System.Linq.Enumerable.ToList(IEnumerable`1 source) +58
MvcQlog.Controllers.HomeController.Index() in e:\CSharp\EF\MvcQlog\MvcQlog\Controllers\HomeController.cs:21
lambda_method(Closure , ControllerBase , Object[] ) +101
System.Web.Mvc.ActionMethodDispatcher.Execute(ControllerBase controller, Object[] parameters) +19
System.Web.Mvc.ReflectedActionDescriptor.Execute(ControllerContext controllerContext, IDictionary`2 parameters) +209
System.Web.Mvc.ControllerActionInvoker.InvokeActionMethod(ControllerContext controllerContext, ActionDescriptor actionDescriptor, IDictionary`2 parameters) +27
System.Web.Mvc.Async.<>c__DisplayClass42.<BeginInvokeSynchronousActionMethod>b__41() +28
System.Web.Mvc.Async.<>c__DisplayClass8`1.<BeginSynchronous>b__7(IAsyncResult _) +15
System.Web.Mvc.Async.WrappedAsyncResult`1.End() +58
System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethod(IAsyncResult asyncResult) +49
System.Web.Mvc.Async.<>c__DisplayClass39.<BeginInvokeActionMethodWithFilters>b__33() +57
System.Web.Mvc.Async.<>c__DisplayClass4f.<InvokeActionMethodFilterAsynchronously>b__49() +223
System.Web.Mvc.Async.<>c__DisplayClass37.<BeginInvokeActionMethodWithFilters>b__36(IAsyncResult asyncResult) +15
System.Web.Mvc.Async.WrappedAsyncResult`1.End() +58
System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeActionMethodWithFilters(IAsyncResult asyncResult) +49
System.Web.Mvc.Async.<>c__DisplayClass2a.<BeginInvokeAction>b__20() +24
System.Web.Mvc.Async.<>c__DisplayClass25.<BeginInvokeAction>b__22(IAsyncResult asyncResult) +102
System.Web.Mvc.Async.WrappedAsyncResult`1.End() +58
System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +44
System.Web.Mvc.<>c__DisplayClass1d.<BeginExecuteCore>b__18(IAsyncResult asyncResult) +15
System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +16
System.Web.Mvc.Async.WrappedAsyncResult`1.End() +58
System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +54
System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +16
System.Web.Mvc.Async.WrappedAsyncResult`1.End() +58
System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +44
System.Web.Mvc.Controller.System.Web.Mvc.Async.IAsyncController.EndExecute(IAsyncResult asyncResult) +12
System.Web.Mvc.<>c__DisplayClass8.<BeginProcessRequest>b__3(IAsyncResult asyncResult) +25
System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +16
System.Web.Mvc.Async.WrappedAsyncResult`1.End() +58
System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +44
System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest(IAsyncResult result) +11
System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +9765045
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +155

版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.6.1637.0

原因：导航属性和声明属性不一致，请改成一致