This code is introduced to log the case when the connection is closed by client while HTTP server is processing its request, making server unable to send the HTTP header back. For example, if versioning were being used and the entity being PUT included changes to a resource which conflict with those made by an earlier (third-party) request, the server might use Stack Overflow. are some examples. 401 Unauthorized The request requires user authentication. have a peek at this web-site
If you are encountering a 403 error unexpectedly, there are a few typical causes that are explained here. In such cases the client may time-out the connection while waiting for a response. Previously called "Request Entity Too Large". 414 URI Too Long (RFC 7231) The URI provided was too long for the server to process. March 3, 2003. check my site
IETF. Google. 2014. This should be used when a resource has been intentionally removed and the resource should be purged. Retrieved 16 October 2015. ^ mrGott. "HTTP Status Codes To Handle Errors In Your API".
Stack Overflow. For example, including local annotation information about the resource might result in a superset of the metainformation known by the origin server. This interim response is used to inform the client that the initial part of the request has been received and has not yet been rejected by the server. Error Code 500 org.springframework.http.
Retrieved 16 October 2015. ^ a b c d Nottingham, M.; Fielding, R. (April 2012). "RFC 6585 – Additional HTTP Status Codes". The entity returned with this response SHOULD include an indication of the request's current status and either a pointer to a status monitor or some estimate of when the user can Ideally, the response entity would include enough information for the user or user agent to fix the problem; however, that might not be possible and is not required. http://www.keynote.com/mykeynote/help/error_list.asp This status code is commonly used when the server does not wish to reveal exactly why the request has been refused, or when no other response is applicable. 10.4.6 405 Method
DELETE). 205 Reset Content The server has fulfilled the request and the user agent SHOULD reset the document view which caused the request to be sent. Error Code List If no Retry-After is given, the client SHOULD handle the response as it would for a 500 response. Please specify a URL here or add one to Wikidata. 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
Wikipedia The server successfully processed the request, but is not returning any content. Generally, this is a temporary state. 504 Gateway Timeout The server, while acting as a gateway or proxy, did not receive a timely response from the upstream server specified by the Http Status Code For example, a POST request should be repeated using another POST request. 308 Permanent Redirect (RFC 7538) The request and all future requests should be repeated using another URI. 307 and Http Status Codes Cheat Sheet Intended for use with rate limiting schemes. 431 Request Header Fields Too Large The 431 status code indicates that the server is unwilling to process the request because its header fields
The client MAY repeat the request with a suitable Authorization header field (section 14.8). Check This Out The client MAY repeat the request if it adds a valid Content-Length header field containing the length of the message-body in the request message. 10.4.13 412 Precondition Failed The precondition given No Link With This URL. 895 No Link At This Position. No Response 204 Server has received the request but there is no information to send back, and the client should stay in the same document view. Http Code 302
So, for example, submitting a form to a permanently redirected resource may continue smoothly. 4xx Client Error 404 error on German Wikipedia The 4xx class of status code is intended for Call WSAStartup. -41001 Host does not exist. -41002 Host not found. This response is cacheable unless indicated otherwise. Source In a POST request, the response will contain an entity describing or containing the result of the action. 201 Created The request has been fulfilled, resulting in the creation of a
The Agent is unable to match strings if they had carriage-control characters inserted into them when they were placed into the Web page's HTML. Http Response Example This class of status code indicates a provisional response, consisting only of the Status-Line and optional headers, and is terminated by an empty line. HTTP status codes are three-digit codes, and are grouped into five different classes.
User agents SHOULD display any included entity to the user. https://tools.ietf.org/html/rfc2518. Therefore, HTTP/1.1 added status codes 303 and 307 to distinguish between the two behaviours. Http 422 Wikipedia The members of a DAV binding have already been enumerated in a previous reply to this request, and are not being included again. 226 IM Used The server has fulfilled
Intended for use by intercepting proxies used to control access to the network (e.g., "captive portals" used to require agreement to Terms of Service before granting full Internet access via a Retrieved 2016-01-09. ^ "Troubleshooting: Error Pages". If the response is the result of an If-Range request that used a weak validator, the response MUST NOT include other entity-headers; this prevents inconsistencies between cached entity-bodies and updated headers. have a peek here The purpose of this feature is to allow efficient updates of local cache information (including relevant metainformation) without requiring the overhead of multiple HTTP requests (e.g.
Therefore, servers are not required to use the 429 status code; when limiting resource usage, it may be more appropriate to just drop connections, or take other steps.