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How do I fix a header that is too long?
The “Bad Request – Request Too Long” error is exclusive to browsers. The typical solution is to clear the cache and cookies in your browser.
Why do I keep getting HTTP Error 400 the size of the request headers is too long?
when you’re presented with a 400 error. It means that the request itself has somehow become defective. The internet protocol HTTP hasn’t been correctly adhered to (at least according to the webserver), which is why the request cannot be processed. The server has interpreted the request as faulty or even harmful.
What does it mean when the size of the request header is too long?
The HTTP 431 Request Header Fields Too Large response status code indicates that the server refuses to process the request because the request’s HTTP headers are too long. Servers will often produce this status if: The Referer URL is too long. There are too many Cookies sent in the request.
Why do I get an HTTP 400 error?
An HTTP request that needs Kerberos authentication is sent from a browser to a website that’s hosted on IIS. The website is configured to use Kerberos authentication. However, instead of receiving the expected webpage, you receive an error message that resembles the following one: HTTP 400 – Bad Request (Request header too long)
What happens if the HTTP header is too big?
The HTTP request to the server contains the Kerberos token in the WWW-Authenticate header. The header size increases together with the number of user groups. If the HTTP header or packet size increases past the limits that are configured on the server, the server may reject the request and send an error message as the response.
What does it mean when your HTTP request is too long?
Bad Request – Request Too Long – HTTP Error 400. The size of the request headers is too long. This usually means that you have one or more cookies that have grown too big. Visit https://support.microsoft.com and – assuming the site opens normally – click on the padlock at the left-hand end of the address bar to open the site info pop-up.
Why do I get an error when I make an HTTP request?
However, instead of receiving the expected webpage, you receive an error message that resembles the following one: This response could be generated by any HTTP request that includes Windows Remote Management (WinRM). This issue may occur if the user is a member of many Active Directory user groups.