Server Error in '/' Application.

Value cannot be null.
Parameter name: source

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.ArgumentNullException: Value cannot be null.
Parameter name: source

Source Error:


Line 102:
Line 103:
Line 104:    @if (Model.BlogDetailViewModel.tagListPostViewModels.Count() > 0)
Line 105:    {
Line 106:

Source File: C:\vhosts\s-mehr.com\httpdocs\Views\Blogs\BlogsDetail.cshtml    Line: 104

Stack Trace:


[ArgumentNullException: Value cannot be null.
Parameter name: source]
   System.Linq.Enumerable.Count(IEnumerable`1 source) +368
   ASP._Page_Views_Blogs_BlogsDetail_cshtml.<Execute>b__3_0() in C:\vhosts\s-mehr.com\httpdocs\Views\Blogs\BlogsDetail.cshtml:104
   System.Web.WebPages.<>c__DisplayClass42_0.<RenderSection>b__0(TextWriter tw) +414
   System.Web.WebPages.WebPageBase.Write(HelperResult result) +108
   ASP._Page_Views_Shared__Layout_cshtml.Execute() in C:\vhosts\s-mehr.com\httpdocs\Views\Shared\_Layout.cshtml:41
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +252
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +148
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +122
   System.Web.WebPages.<>c__DisplayClass40_0.<RenderPageCore>b__0(TextWriter writer) +309
   System.Web.WebPages.WebPageBase.Write(HelperResult result) +108
   System.Web.WebPages.WebPageBase.RenderSurrounding(String partialViewName, Action`1 body) +89
   System.Web.WebPages.WebPageBase.PopContext() +310
   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +378
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +91
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilterRecursive(IList`1 filters, Int32 filterIndex, ResultExecutingContext preContext, ControllerContext controllerContext, ActionResult actionResult) +795
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult) +81
   System.Web.Mvc.Async.<>c__DisplayClass3_1.<BeginInvokeAction>b__1(IAsyncResult asyncResult) +188
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +38
   System.Web.Mvc.<>c.<BeginExecuteCore>b__152_1(IAsyncResult asyncResult, ExecuteCoreState innerState) +29
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +52
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +39
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +38
   System.Web.Mvc.<>c.<BeginProcessRequest>b__20_1(IAsyncResult asyncResult, ProcessRequestState innerState) +43
   System.Web.Mvc.Async.WrappedAsyncVoid`1.CallEndDelegate(IAsyncResult asyncResult) +73
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +38
   System.Web.CallHandlerExecutionStep.InvokeEndHandler(IAsyncResult ar) +231
   System.Web.CallHandlerExecutionStep.OnAsyncHandlerCompletion(IAsyncResult ar) +172


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4690.0