• ArgumentNullException: Value cannot be null. Parameter name: input

  • System.Text.RegularExpressions.Regex.Replace(string input, string replacement)

  • System.Text.RegularExpressions.Regex.Replace(string input, string pattern, string replacement, RegexOptions options)

  • Ctmon.Site.Utils.NoHTML(string Htmlstring) in Utils.cs

  • Ctmon.Site.SiteUtils.GetWebPageNumbers(int countResult, int pageSize, int curPage, string url, RouterUrl RouterUrl, int extendPage) in SiteUtils.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.StaticFiles.StaticFileMiddleware.Invoke(HttpContext context)

  • 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.ArgumentNullException: Value cannot be null.
  Parameter name: input
     at System.Text.RegularExpressions.Regex.Replace(String input, String replacement)
     at System.Text.RegularExpressions.Regex.Replace(String input, String pattern, String replacement, RegexOptions options)
     at Ctmon.Site.Utils.NoHTML(String Htmlstring)
     at Ctmon.Site.SiteUtils.GetWebPageNumbers(Int32 countResult, Int32 pageSize, Int32 curPage, String url, RouterUrl RouterUrl, Int32 extendPage)
     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.StaticFiles.StaticFileMiddleware.Invoke(HttpContext context)
     at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
     at Microsoft.AspNetCore.Session.SessionMiddleware.Invoke(HttpContext context)
     at Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.Invoke(HttpContext context)

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