An unhandled exception occurred while processing the request.

• AggregateException: One or more errors occurred. (Value cannot be null or empty. Parameter name: viewName)

  • System.Threading.Tasks.Task<TResult>.GetResultCore(bool waitCompletionNotification)

  • Ctmon.Site.WebBaseController.ViewToContentResult(string viewName) in WebBaseController.cs

  • Ctmon.Web.Controllers.CmsController.Index(string id, int pageindex) in CmsController.cs

  • lambda_method(Closure , object , object[] )

  • Microsoft.Extensions.Internal.ObjectMethodExecutor.Execute(object target, object[] parameters)

  • Microsoft.AspNetCore.Mvc.Internal.ActionMethodExecutor+SyncActionResultExecutor.Execute(IActionResultTypeMapper mapper, ObjectMethodExecutor executor, object controller, object[] arguments)

  • Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.InvokeActionMethodAsync()

  • Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.InvokeNextActionFilterAsync()

  • Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.Rethrow(ActionExecutedContext context)

  • Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.Next(ref State next, ref Scope scope, ref object state, ref bool isCompleted)

  • Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.InvokeInnerFilterAsync()

  • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter()

  • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Rethrow(ResourceExecutedContext context)

  • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(ref State next, ref Scope scope, ref object state, ref bool isCompleted)

  • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync()

  • Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeAsync()

  • Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext)

  • Microsoft.AspNetCore.Routing.EndpointMiddleware.Invoke(HttpContext httpContext)

  • Microsoft.AspNetCore.Routing.EndpointRoutingMiddleware.Invoke(HttpContext httpContext)

  • Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)

  • Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)

  • Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)

• 
  
  Show raw exception details

  System.AggregateException: One or more errors occurred. (Value cannot be null or empty.
  Parameter name: viewName) ---> System.ArgumentException: Value cannot be null or empty.
  Parameter name: viewName
     at Microsoft.AspNetCore.Mvc.ViewEngines.CompositeViewEngine.FindView(ActionContext context, String viewName, Boolean isMainPage)
     at Ctmon.Site.WebBaseController.RenderViewToStringAsync(String viewName)
     --- End of inner exception stack trace ---
     at System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
     at Ctmon.Site.WebBaseController.ViewToContentResult(String viewName)
     at Ctmon.Web.Controllers.CmsController.Index(String id, Int32 pageindex)
     at lambda_method(Closure , Object , Object[] )
     at Microsoft.Extensions.Internal.ObjectMethodExecutor.Execute(Object target, Object[] parameters)
     at Microsoft.AspNetCore.Mvc.Internal.ActionMethodExecutor.SyncActionResultExecutor.Execute(IActionResultTypeMapper mapper, ObjectMethodExecutor executor, Object controller, Object[] arguments)
     at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.InvokeActionMethodAsync()
     at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.InvokeNextActionFilterAsync()
     at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.Rethrow(ActionExecutedContext context)
     at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted)
     at Microsoft.AspNetCore.Mvc.Internal.ControllerActionInvoker.InvokeInnerFilterAsync()
     at Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeNextResourceFilter()
     at Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Rethrow(ResourceExecutedContext context)
     at Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.Next(State& next, Scope& scope, Object& state, Boolean& isCompleted)
     at Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeFilterPipelineAsync()
     at Microsoft.AspNetCore.Mvc.Internal.ResourceInvoker.InvokeAsync()
     at Microsoft.AspNetCore.Builder.RouterMiddleware.Invoke(HttpContext httpContext)
     at Microsoft.AspNetCore.Routing.EndpointMiddleware.Invoke(HttpContext httpContext)
     at Microsoft.AspNetCore.Routing.EndpointRoutingMiddleware.Invoke(HttpContext httpContext)
     at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
     at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
     at Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)
  ---> (Inner Exception #0) System.ArgumentException: Value cannot be null or empty.
  Parameter name: viewName
     at Microsoft.AspNetCore.Mvc.ViewEngines.CompositeViewEngine.FindView(ActionContext context, String viewName, Boolean isMainPage)
     at Ctmon.Site.WebBaseController.RenderViewToStringAsync(String viewName)<---
  

• ArgumentException: Value cannot be null or empty. Parameter name: viewName

  • Microsoft.AspNetCore.Mvc.ViewEngines.CompositeViewEngine.FindView(ActionContext context, string viewName, bool isMainPage)

  • Ctmon.Site.WebBaseController.RenderViewToStringAsync(string viewName) in WebBaseController.cs

• 
  
  Show raw exception details

  System.ArgumentException: Value cannot be null or empty.
  Parameter name: viewName
     at Microsoft.AspNetCore.Mvc.ViewEngines.CompositeViewEngine.FindView(ActionContext context, String viewName, Boolean isMainPage)
     at Ctmon.Site.WebBaseController.RenderViewToStringAsync(String viewName)

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