Home > Error Handling > Asp.net 404 Error Handling

Asp.net 404 Error Handling


Not only is is misleading as we're returning a 200 response when a resource does not exist, but it's also bad for SEO. Ahh .. What does Sauron need with mithril? It will look for this view at ~/views/{controllerName}/error.cshtml or ~/views/shared/error.cshtml. useful reference

Remember, the purpose of the event handler in this configuration is to store exception details in the current cache (or in the session state) so that it is accessible to the Is it possible to write a function template which returns whether the number of arguments is divisible by N? my only addition was to alter step 2 as follows public abstract class MyController : Controller { #region Http404 handling protected override void HandleUnknownAction(string actionName) { //if controller is ErrorController dont There are various ways to try to accomplish this: (1) Problems with this solution: Does not comply with objective (1) in cases (1), https://msdn.microsoft.com/en-us/library/bb397417.aspx

Mvc 404 Error Handling

Why? The Page_Error handler on the page displays an error page and logs some of these errors. Try our newsletter Sign up for our newsletter and get our top new questions delivered to your inbox (see an example). Although the original URL is now preserved, ASP.NET still returns a 200 response and furthermore displays our custom error page as plain text.

private static void ExceptionOccurred(Exception ex) { // If the current request is itself an error page // then we need to allow the exception to pass through. This is what worked for me. all the other errors are handled by the setting defaultRedirect="/ServerError" .. Typo3 404 Error Handling The InvokeHttp404 method creates a common place for re-routing to the ErrorController and our new Http404 action.

eg for urls such as asdfsdf/dfgdfgd share|improve this answer edited Nov 1 '10 at 6:16 cottsak 6,81023163 answered May 29 '10 at 20:50 Dave Lowe 30629 4 This is excellent. You can achieve the desired functionality using meta refresh on HTML: <%@ Page Language="C#" %> Not Found

Not Found

Redirecting to Home...

I've only listed one status code because all other errors, including the 500 Server Error (ie. http://www.andornot.com/blog/post/Handling-404-errors-with-ASPNET.aspx However, the URL is not /foo/bar as I'd expect.

Wrong. Struts2 404 Error Handling It can't only show generic error pages. (4) and Problems with this Not the answer you're looking for? Here are just a few references for more information: IIS Configuration for HTTP Errors Creating User-Friendly 404 Pages Gracefully Responding to Unhandled Exceptions Error Handling in ASP.NET ASP.NET Error Logging Modules

Spring 404 Error Handling

In a GNU C macro envSet(name), what does (void) "" name mean? http://stackoverflow.com/questions/4483849/default-redirect-for-error-404 Some of this is new take on cottsak's technique above. Mvc 404 Error Handling ASP.NET redirects any unhandled errors except HTTP 404 errors to this page. Ajax 404 Error Handling EDIT: I forgot to mention I am using RC2 Using URL Routing: routes.MapRoute( "Error", "{*url}", new { controller = "Errors", action = "NotFound" } // 404s ); The above seems to

If you're having problems setting up custom error pages in ASP.NET MVC you're not alone. see here I used to (ref to my answer :P). How to deal with a really persuasive character? Again this solution works without any redirect and the original url is preserved! Php 404 Error Handling

Are you seeing the same thing? –Ben Mills Mar 20 '09 at 17:13 This by itself results in a 302 (at least with IIS 7). if (exc.Message.Contains("NoCatch") || exc.Message.Contains("maxUrlLength")) return; //Redirect HTTP errors to HttpError page Server.Transfer("HttpErrorPage.aspx"); } // For other kinds of errors give the user some information // but stay on the default page Negative. this page Of course, I have more, but that's special to my web site.

the current message that I am getting when I open the project is The Web Application Project Demo is configured to use IIS. Asp.net Error Handling Does not comply with objective (2) automatically. From here you can do all sorts of interesting things, from logging the 404, to emailing yourself a message, to trying to determine the correct URL and auto-redirecting the user to

Something like: Custom 404 error pages When a resource does not exist (either static or dynamic) we should return a

Browse other questions tagged asp.net exception-handling http-status-code-404 or ask your own question. Should I use "Search" or "Find” on my buttons? My girlfriend has mentioned disowning her 14 y/o transgender daughter How to pluralize "State of the Union" without an additional noun? Exception Handling In Asp.net C# If a request is made on the server computer (localhost), ASP.NET renders a page with detailed error information.

Code Example Files The example consists of the following files: Web.config Global.asax Default.aspx ExceptionUtility (to be put in the App_Code folder) GenericErrorPage.aspx HttpErrorPage.aspx Http404ErrorPage.aspx DefaultRedirectErrorPage.aspx Web.config The following example shows the We added Response.TrySkipIiisCustomErrors=true; after the line in Step 5 that sets the status code. At the same time, I want to receive email notification for every unhandled exception. Get More Info share|improve this answer answered Jul 29 '10 at 23:43 Dave K 517615 Do you know why? (MVC2 specific?) –cottsak Nov 1 '10 at 6:06 I think the

This bug (and it is one) was logged with Microsoft who subsequently closed it and offered the following solution - to set the status code within your error page. So finally, my question is: Is there any way to catch this type of request using a route or something else in the MVC framework itself? If I run the site and try to navigate to a resource that does not exist e.g. /foo/bar, I'll get the standard ASP.NET 404 page with the following information: Server Error This is the second place to catch 404s.

Exception exc = Server.GetLastError(); // Handle HTTP errors if (exc.GetType() == typeof(HttpException)) { // The Complete Error Handling Example generates // some errors using URLs with "NoCatch" in them; // ignore OR should I just default to using Web.Config customErrors as my 404 handler and forget all this? Now, congrats for reading this much and have a Unicorn as a prize! I've searched around this site and various others and have seen a few implementations of this.

It will also not send the "302 Found" status code before the "404 Not Found" status code is sent. Also if I check the HTTP status code of the response, it's 200 (OK). My girlfriend has mentioned disowning her 14 y/o transgender daughter more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile Was Gandalf "meant" to confront the Balrog?

Does not comply with objective (2) automatically. You can not route back into your controllers like the example suggests. Use an ErrorController so that future improvements to your well designed 404 page can adapt easily. In other words, "Yeehah!

can't use customErrors section, System.Web.Mvc.HandleErrorAttribute, etc.