Microsoft.CSharp.RuntimeBinder.RuntimeBinderException

Cannot convert null to 'bool' because it is a non-nullable value type

Description: HTTP 500.Error processing request.

Details: Non-web exception.

Exception stack trace:
at (wrapper dynamic-method) System.Object.CallSite.Target(System.Runtime.CompilerServices.Closure,System.Runtime.CompilerServices.CallSite,object) at System.Dynamic.UpdateDelegates.UpdateAndExecute1[T0,TRet] (System.Runtime.CompilerServices.CallSite site, T0 arg0) [0x00112] in <f6c405b973804b5c804e7e759353765f>:0 at ASP._Page_Views_Education_Add_cshtml.Execute () [0x000e2] in <e6f48139037248ffa81a94dbab1b8770>:0 at System.Web.WebPages.WebPageBase.ExecutePageHierarchy () [0x00054] in <5d97019f7842404a9a9062a0f80fcae1>:0 at System.Web.Mvc.WebViewPage.ExecutePageHierarchy () [0x0001d] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.WebPages.StartPage.RunPage () [0x0000d] in <5d97019f7842404a9a9062a0f80fcae1>:0 at System.Web.WebPages.StartPage.ExecutePageHierarchy () [0x0001a] in <5d97019f7842404a9a9062a0f80fcae1>:0 at System.Web.WebPages.WebPageBase.ExecutePageHierarchy (System.Web.WebPages.WebPageContext pageContext, System.IO.TextWriter writer, System.Web.WebPages.WebPageRenderingBase startPage) [0x00027] in <5d97019f7842404a9a9062a0f80fcae1>:0 at System.Web.Mvc.RazorView.RenderView (System.Web.Mvc.ViewContext viewContext, System.IO.TextWriter writer, System.Object instance) [0x000c5] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.BuildManagerCompiledView.Render (System.Web.Mvc.ViewContext viewContext, System.IO.TextWriter writer) [0x00065] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.ViewResultBase.ExecuteResult (System.Web.Mvc.ControllerContext context) [0x00080] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.ControllerActionInvoker.InvokeActionResult (System.Web.Mvc.ControllerContext controllerContext, System.Web.Mvc.ActionResult actionResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive (System.Collections.Generic.IList`1[T] filters, System.Int32 filterIndex, System.Web.Mvc.ResultExecutingContext preContext, System.Web.Mvc.ControllerContext controllerContext, System.Web.Mvc.ActionResult actionResult) [0x0000b] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive (System.Collections.Generic.IList`1[T] filters, System.Int32 filterIndex, System.Web.Mvc.ResultExecutingContext preContext, System.Web.Mvc.ControllerContext controllerContext, System.Web.Mvc.ActionResult actionResult) [0x0009b] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters (System.Web.Mvc.ControllerContext controllerContext, System.Collections.Generic.IList`1[T] filters, System.Web.Mvc.ActionResult actionResult) [0x0000a] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncControllerActionInvoker+<>c__DisplayClass3_6.<BeginInvokeAction>b__4 () [0x000f8] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncControllerActionInvoker+<>c__DisplayClass3_1.<BeginInvokeAction>b__1 (System.IAsyncResult asyncResult) [0x00041] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncResult`1[TResult].CallEndDelegate (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncResultBase`1[TResult].End () [0x00029] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper.End[TResult] (System.IAsyncResult asyncResult, System.Object tag) [0x00007] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Controller+<>c.<BeginExecuteCore>b__152_1 (System.IAsyncResult asyncResult, System.Web.Mvc.Controller+ExecuteCoreState innerState) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncVoid`1[TState].CallEndDelegate (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncResultBase`1[TResult].End () [0x00029] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper.End[TResult] (System.IAsyncResult asyncResult, System.Object tag) [0x00007] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper.End (System.IAsyncResult asyncResult, System.Object tag) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Controller.EndExecuteCore (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Controller+<>c.<BeginExecute>b__151_2 (System.IAsyncResult asyncResult, System.Web.Mvc.Controller controller) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncVoid`1[TState].CallEndDelegate (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncResultBase`1[TResult].End () [0x00029] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper.End[TResult] (System.IAsyncResult asyncResult, System.Object tag) [0x00007] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper.End (System.IAsyncResult asyncResult, System.Object tag) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Controller.EndExecute (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Controller.System.Web.Mvc.Async.IAsyncController.EndExecute (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.MvcHandler+<>c.<BeginProcessRequest>b__20_1 (System.IAsyncResult asyncResult, System.Web.Mvc.MvcHandler+ProcessRequestState innerState) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncVoid`1[TState].CallEndDelegate (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper+WrappedAsyncResultBase`1[TResult].End () [0x00029] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper.End[TResult] (System.IAsyncResult asyncResult, System.Object tag) [0x00007] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.Async.AsyncResultWrapper.End (System.IAsyncResult asyncResult, System.Object tag) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.MvcHandler.EndProcessRequest (System.IAsyncResult asyncResult) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.Mvc.MvcHandler.System.Web.IHttpAsyncHandler.EndProcessRequest (System.IAsyncResult result) [0x00000] in <03c98cfc8623445a8db7b66c6ffa5def>:0 at System.Web.HttpApplication.async_handler_complete_cb (System.IAsyncResult ar) [0x00015] in <73b404cbe2064043888db4f5311faef2>:0