April 2015. The RFC specifies this code should be returned by teapots requested to brew coffee. This HTTP status is used as an easter egg in some websites, including Google.com. 421 Misdirected Request Set the Location header to contain a link to the newly-created resource (on POST). If you encounter any error codes that were not mentioned in this guide, or if you know of other likely solutions to the ones that were described, feel free to discuss http://domcached.com/http-status/http-status-500.html
sec.10.2.1. Stack Overflow. The response representation SHOULD contain a link to a resource that allows the user to submit credentials (e.g. Typically, the HTTP client provides a header like the If-Modified-Since header to provide a time against which to compare.
Http Status Codes Cheat Sheet
If you get the error on lots of Web sites, this indicates the problem is on your PC, not on those sites. Retrieved November 11, 2015. ^ user27828. "GET Request - Why is my URI so long?". Hypertext Transfer Protocol -- HTTP/1.1. The response MAY include new or updated metainformation in the form of entity-headers, which if present SHOULD be associated with the requested variant.
Learn more → 10 How To Troubleshoot Common HTTP Error Codes PostedOctober 24, 2014 92.7k views FAQ Apache Nginx Introduction When accessing a web server or application, every HTTP request that
If the request method was not HEAD and the server wishes to make public why the request has not been fulfilled, it SHOULD describe the reason for the refusal in the
If so, ensure the web server is configured to follow symbolic links 500 Internal Server Error The 500 status code, or Internal Server Error, means that server cannot process the request
How Do Hyperlinks Work?
This should be used when a resource has been intentionally removed and the resource should be purged.
This response is only cacheable if indicated by a Cache-Control or Expires header field.
No indication is given of whether the condition is temporary or permanent. Our company also owns these other Web sites: A simple guide to software escrow. The client MAY repeat the request with a suitable Authorization header field (section 14.8). Http 422 The action required may be carried out by the user agent without interaction with the user if and only if the method used in the second request is GET or HEAD.
So, client can continue to use same cached version of response. 305 Use Proxy This means requested response must be accessed by a proxy. Http Code 403 The request might or might not eventually be acted upon, as it might be disallowed when processing actually takes place. 203 Non-Authoritative Information The returned metainformation in the entity-header is not Many of these status codes are used in URL redirection. A user agent may carry out the additional action with no user interaction only if the method used in the second http://stackoverflow.com/questions/19671317/400-bad-request-http-error-code-meaning nginx 1.9.5 source code.
Your browser sent a request that this server could not understand.""Bad Request - Invalid URL""HTTP Error 400 - Bad Request""Bad Request: Error 400""HTTP Error 400. Http Error Wordpress The request MUST have included a Range header field (section 14.35) indicating the desired range, and MAY have included an If-Range header field (section 14.27) to make the request conditional. The entity format is specified by the media type given in the Content-Type header field. A code of 499 indicates that a token is required but was not submitted. 499 Request has been forbidden by antivirus Produced by some programs such as Wget when a malicious
Http Code 403
However, this specification does not define any standard for such automatic selection. my review here There is no facility for re-sending a status code from an asynchronous operation such as this. Http Status Codes Cheat Sheet This is typically the response sent after a PUT request. 202 Accepted The request has been received but not yet acted upon. Http Code 302 Search Engine Land. ^ "Hypertext Transfer Protocol version 2".
The two mandatory methods, GET and HEAD, must never be disabled and should not return this error code. 406 Not Acceptable This response is sent when the web server, after performing server-driven check over here The response MUST include a WWW-Authenticate header field (section 14.47) containing a challenge applicable to the requested resource. Sometimes this code will appear when more specific 5xx errors are more appropriate. This often occurs when an application request cannot be fulfilled due to the application being configured incorrectly on the server. 501 Not Implemented This error indicates that the HTTP method sent Http Response Example
Unless it was a HEAD request, the response SHOULD include an entity containing a list of resource characteristics and location(s) from which the user or user agent can choose the one Authorization will not help and the request SHOULD NOT be repeated. 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 his comment is here If a cache uses a received 304 response to update a cache entry, the cache MUST update the entry to reflect any new field values given in the response.
The protocol SHOULD be switched only when it is advantageous to do so. Http 404 The request MAY be resubmitted after reducing the size of the request header fields. your Web browser or our CheckUpDown robot) was 'malformed' i.e.
If you get a problem with a long complicated URL (such as http://www.xxx.com?PHPrequest=643&value=dres&cookies=No) but not with a shorter simpler URL for the same site (such as http://www.xxx.com), this can indicate a
This is most often caused by the server being out of date. https://tools.ietf.org/html/rfc2295. If the server is not under maintenance, this can indicate that the server does not have enough CPU or memory resources to handle all of the incoming requests, or that the Http 400 For example, this error condition may occur if an XML request body contains well-formed (i.e., syntactically correct), but semantically erroneous, XML instructions.
However, most existing user agent implementations treat 302 as if it were a 303 response, performing a GET on the Location field-value regardless of the original request method. Write an HTTP data stream through that socket. Unless the request method was HEAD, the entity of the response SHOULD contain a short hypertext note with a hyperlink to the new URI(s). weblink Retrieved 16 October 2015. ^ a b c d Nottingham, M.; Fielding, R. (April 2012). "RFC 6585 – Additional HTTP Status Codes".
Except when responding to a HEAD request, the server should include an entity containing an explanation of the error situation, and indicate whether it is a temporary or permanent condition. The response 417 Expectation Failed indicates the request should not be continued. 101 Switching Protocols The requester has asked the server to switch protocols and the server has agreed to do This response code is not largely supported because security reasons. 306 unused This response code is no longer used, it is just reserved currently. Article Is Facebook Down Right Now...
This method exists primarily to allow the output of a POST-activated script to redirect the user agent to a selected resource. Wikipedia This means the requester has asked the server to switch protocols and the server is acknowledging that it will do so. 102 Processing (WebDAV) The 102 (Processing) status code is The response must include a WWW-Authenticate header field containing a challenge applicable to the requested resource. When a server is under attack or just receiving a very large number of requests from a single party, responding to each with a 429 status code will consume resources.
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 server refuses to accept