500 Internal Server Error
The requested Url does not return any valid content.
Administrators
Change this message by configuring a specific 404 Error Page or Url for this website.
{0}
Exception:
Value cannot be null. Parameter name: url
Stack Trace:
at System.Web.HttpResponse.Redirect(String url, Boolean endResponse, Boolean permanent) at System.Web.HttpResponse.RedirectPermanent(String url, Boolean endResponse) at DotNetNuke.Entities.Urls.AdvancedUrlRewriter.ProcessRequest(HttpContext context, Uri requestUri, Boolean useFriendlyUrls, UrlAction result, FriendlyUrlSettings settings, Boolean allowSettingsChange, Guid parentTraceId)
Administrators
You can see this exception because the customErrors attribute in the web.config is set to 'off'. Change this value to 'on' or 'RemoteOnly' to show Error Handling
The error handling would have shown this page :