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Http Web Server Error Codes

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org.springframework.http. Retrieved 16 October 2015. ^ a b c d e Dusseault, Lisa, ed. (June 2007). httpstatus. The client MAY repeat the request without modifications at any later time."[40] 409 Conflict Indicates that the request could not be processed because of conflict in the request, such as an edit conflict between multiple simultaneous updates. 410 Gone Indicates that the resource requested is no longer available and will not be available again. weblink

HTTP access authentication is explained in "HTTP Authentication: Basic and Digest Access Authentication" [43]. 10.4.3 402 Payment Required This code is reserved for future use. 10.4.4 403 Forbidden The server understood the request, but is refusing to fulfill it. Msdn.microsoft.com. Read More » REPORT ERROR PRINT PAGE FORUM ABOUT × Your Suggestion: Your E-mail: Page address: Description: Submit × Thank You For Helping Us! If the server in question is a reverse proxy server, such as a load balancer, here are a few things to check: The backend servers (where the HTTP requests are being forwarded to) are healthy The reverse proxy is configured properly, with the proper backends specified The network connection between the backend servers and reverse proxy server is healthy. https://en.wikipedia.org/wiki/List_of_HTTP_status_codes

Http Status Code 400

In this case, the response entity would likely contain a list of the differences between the two versions in a format defined by the response Content-Type. Retrieved August 30, 2016. ^ Stewart, Mark; djna. "Create request with POST, which response codes 200 or 201 and content". IETF. The original intention was that this code might be used as part of some form of digital cash or micropayment scheme, but that has not happened, and this code is not usually used.

Retrieved 16 October 2015. ^ Kowser; Patel, Amit. "REST response code for invalid data". Note: RFC 1945 and RFC 2068 specify that the client is not allowed to change the method on the redirected request. For use when authentication is possible but has failed or not yet been provided 402 Payment Required Reserved for future use 403 Forbidden The request was a legal request, but the server is refusing to respond to it 404 Not Found The requested page could not be found but may be available again in the future 405 Method Not Allowed A request was made of a page using a request method not supported by that page 406 Not Acceptable The server can only generate a response that is not accepted by the client 407 Proxy Authentication Required The client must first authenticate itself with the proxy 408 Request Timeout The server timed out waiting for the request 409 Conflict The request could not be completed because of a conflict in the request 410 Gone The requested page is no longer available 411 Length Required The "Content-Length" is not defined. Http Code 302 Except this condition, 200 OK response should be preferred instead of this response. 204 No Content There is no content to send for this request, but the headers may be useful.

Used for conditional GET calls to reduce band-width usage. If the servers can communicate on other ports, make sure that the firewall is allowing the traffic between them If your web application is configured to listen on a socket, ensure that the socket exists in the correct location and that it has the proper permissions 503 Service Unavailable The 503 status code, or Service Unavailable error, means that the server is overloaded or under maintenance. A code of 499 indicates that a token is required but was not submitted.[68] 499 Request has been forbidden by antivirus Produced by some programs such as Wget when a malicious site is intercepted.[citation needed] 509 Bandwidth Limit Exceeded (Apache Web Server/cPanel) The server has exceeded the bandwidth specified by the server administrator; this is often used by shared hosting providers to limit the bandwidth of customers.[69] 530 Site is frozen Used by the Pantheon web platform to indicate a site that has been frozen due to inactivity. https://en.wikipedia.org/wiki/List_of_HTTP_status_codes Wikipedia The server cannot meet the requirements of the Expect request-header field. 418 I'm a teapot (RFC 2324) Wikipedia This code was defined in 1998 as one of the traditional IETF April Fools' jokes, in RFC 2324, Hyper Text Coffee Pot Control Protocol, and is not expected to be implemented by actual HTTP servers.

General status code. Http 422 Date ETag and/or Content-Location, if the header would have been sent in a 200 response to the same request Expires, Cache-Control, and/or Vary, if the field-value might differ from that sent in any previous response for the same variant If the 206 response is the result of an If-Range request that used a strong cache validator (see section 13.3.3), the response SHOULD NOT include other entity-headers. There are no required headers for this class of status code. Wikipedia Defined in drafts of "WebDAV Advanced Collections Protocol", but not present in "Web Distributed Authoring and Versioning (WebDAV) Ordered Collections Protocol". 426 Upgrade Required Reliable, interoperable negotiation of Upgrade features requires an unambiguous failure signal.

Http Status Codes Cheat Sheet

Retrieved February 4, 2015. ^ "List of HTTP status codes". http://www.restapitutorial.com/httpstatuscodes.html Wikipedia The client has asked for a portion of the file, but the server cannot supply that portion. Http Status Code 400 Not observing these limitations has significant security consequences. Http Response Example RFC 4918.

Iana.org. have a peek at these guys Please specify a URL here or add one to Wikidata. Clients such as search engines should remove the resource from their indices.[41] Most use cases do not require clients and search engines to purge the resource, and a "404 Not Found" may be used instead. 411 Length Required The request did not specify the length of its content, which is required by the requested resource.[42] 412 Precondition Failed (RFC 7232) The server does not meet one of the preconditions that the requester put on the request.[43] 413 Payload Too Large (RFC 7231) The request is larger than the server is willing or able to process. The Location field gives the URI of the proxy. Http Code 403

These status codes are applicable to any request method. Hypertext Transfer Protocol – HTTP/1.0. The server is indicating that it is unable or unwilling to complete the request using the same major version as the client, as described in section 3.1, other than with this error message. check over here GetStatusCode.

httpstatus. Http 404 If the 401 response contains the same challenge as the prior response, and the user agent has already attempted authentication at least once, then the user SHOULD be presented the entity that was given in the response, since that entity might include relevant diagnostic information. This error is given when Windows Parental Controls are turned on and are blocking access to the given webpage. 451 Unavailable For Legal Reasons Wikipedia Intended to be used when resource access is denied for legal reasons, e.g.

This response is cacheable unless indicated otherwise.

For example, if a user fills out a form, and submits it, a status code of 205 means the server is asking the browser to clear the form.206 - Partial ContentA status code of 206 is a response to a request for part of a document. Wikipedia The server is currently unavailable (because it is overloaded or down for maintenance). This is the appropriate response when the server does not recognize the request method and is not capable of supporting it for any resource. Http 502 If the condition is temporary, the server SHOULD include a Retry- After header field to indicate that it is temporary and after what time the client MAY try again. 10.4.15 414 Request-URI Too Long The server is refusing to service the request because the Request-URI is longer than the server is willing to interpret.

The response MUST include the following header fields: - Date, unless its omission is required by section 14.18.1 If a clockless origin server obeys these rules, and proxies and clients add their own Date to any response received without one (as already specified by [RFC 2068], section 14.19), caches will operate correctly. - ETag and/or Content-Location, if the header would have been sent in a 200 response to the same request - Expires, Cache-Control, and/or Vary, if the field-value might differ from that sent in any previous response for the same variant If the conditional GET used a strong cache validator (see section 13.3.3), the response SHOULD NOT include other entity-headers. Top 10 Tutorials HTML Tutorial CSS Tutorial JavaScript Tutorial W3.CSS Tutorial Bootstrap Tutorial SQL Tutorial PHP Tutorial jQuery Tutorial Angular Tutorial XML Tutorial Top 10 References HTML Reference CSS Reference JavaScript Reference W3.CSS Reference Browser Statistics PHP Reference HTML Colors HTML Character Sets jQuery Reference AngularJS Reference Top 10 Examples HTML Examples CSS Examples JavaScript Examples W3.CSS Examples HTML DOM Examples PHP Examples ASP Examples jQuery Examples Angular Examples XML Examples Web Certificates HTML Certificate HTML5 Certificate CSS Certificate JavaScript Certificate jQuery Certificate PHP Certificate Bootstrap Certificate XML Certificate W3Schools is optimized for learning, testing, and training. These status codes are applicable to any request method. http://orgias.org/http-status/http-error-codes-404-403.html The entity format is specified by the media type given in the Content-Type header field.