Conflicts are most likely to occur in response to a PUT request. What are the reasons for 502 Bad Gateway responses? Retrieved 16 October 2015. ^ a b c d e Dusseault, Lisa, ed. (June 2007). Popular browsers include Firefox, Chrome, Internet Explorer, and Safari, among others.If an alternative browser doesn't produce a 502 Bad Gateway error, you now know that your original browser is the source of the problem. weblink
If it's an intermittent fault, the simplest option is to wait for 10 minutes and then try again. Note: The existence of the 503 status code does not imply that a server must use it when becoming overloaded. User agents SHOULD display any included entity to the user. Did the user type in the wrong URL?
My fears and resentment about my supervisor Make an ASCII bat fly around an ASCII moon Why aren't sessions exclusive to an IP address? Microsoft. When received in response to a POST (or PUT/DELETE), the client should presume that the server has received the data and should issue a redirect with a separate GET message. 304 Not Modified (RFC 7232) Indicates that the resource has not been modified since the version specified by the request headers If-Modified-Since or If-None-Match. The Guardian's Green Living blog suggested other options in a 2009 post, Fed up with Freecycle?
There are dozens of simple converters, such as DNS2IP. Retrieved 16 October 2015. ^ Goland, Yaronn; Whitehead, Jim; Faizi, Asad; Carter, Steve R.; Jensen, Del (February 1999). Manage Your Profile | Site Feedback Site Feedback x Tell us about your experience... 502 Bad Gateway Php Forefront Threat Management Gateway (TMG) Internet Security and Acceleration (ISA) Server 2006 Operations Operations Troubleshooting HTTP 502: The Uniform Resource Locator (URL) does not use a recognized protocol Troubleshooting HTTP 502: The Uniform Resource Locator (URL) does not use a recognized protocol Troubleshooting HTTP 502: The Uniform Resource Locator (URL) does not use a recognized protocol ISA Server Operations Guide Monitoring, Logging, and Reporting Features in ISA Server 2006 Troubleshooting Outlook Web Access Publishing Enterprise Management in ISA Server 2006 Role-based Administration in ISA Server 2006 Configuring ISA Server to Work with SSL Accelerators Customizing HTML Forms Using the HTTP Filter to Help Secure HTTP Access Secure Logoff from Published Web Sites How to Customize HTML Error Messages in ISA Server 2006 Performance and Availability Improving Web Proxy Client Authentication Performance on ISA Server 2006 Configuring and Troubleshooting the Password Change Feature in ISA Server 2006 Learn How Your ISA Server Helps Block VML Vulnerability Traffic (925568) Troubleshooting HTTP 502: The Uniform Resource Locator (URL) does not use a recognized protocol Troubleshooting Web Access for Internal Clients Troubleshooting Outbound FTP Access in ISA Server Troubleshooting VPN over IPsec How to Configure ISA SSL Bridging for System Center Configuration Manager Internet-Based Client Management TOC Collapse the table of content Expand the table of content This documentation is archived and is not being maintained.
This time, we know the Freecycle site is working, because it's running Nginx (pronounced Engine-X) version 0.7.67 software. Instead of going straight to freecycle.org, go to it via another site such as Anonymouse.org or Hide My Ass! Typically, a port conflict may occur when ISA Server is configured with a single network adapter. http://pcsupport.about.com/od/findbyerrormessage/a/502error.htm Some DDOS protection and mitigation systems might are too overreactive and start blocking requests from our content delivery servers.
Community Tutorials Questions Projects Tags Newsletter RSS Distros & One-Click Apps Terms, Privacy, & Copyright Security Report a Bug Get Paid to Write Almost there! 502 Bad Gateway Nginx/1.4.6 (ubuntu) Stack Overflow. Either way, it's useful to have a few things to try when you can't get through to any website. More From Us Article What is an HTTP Status Code?
Retrieved 16 October 2015. ^ "HTTP Error 505 - HTTP version not supported". A cache that does not support the Range and Content-Range headers MUST NOT cache 206 (Partial) responses. 10.3 Redirection 3xx This class of status code indicates that further action needs to be taken by the user agent in order to fulfill the request. 502 Bad Gateway Nginx The .htaccess file can be used to deny access of certain resources to specific IP addresses or ranges, for example. 504 Bad Gateway RFC 2518.
A simple restart of these devices could help.Tip: The order you turn off these devices isn't particularly important, but be sure to turn them back on from the outside in. have a peek at these guys CSGNetwork.com. The client MAY repeat the request without modifications at any later time. 10.4.10 409 Conflict The request could not be completed due to a conflict with the current state of the resource. Retrieved May 21, 2009. ^ "Mozilla Bugzilla Bug 187996: Strange behavior on 305 redirect, comment 13". 502 Bad Gateway Nginx Means
If the 307 status code is received in response to a request other than GET or HEAD, the user agent MUST NOT automatically redirect the request unless it can be confirmed by the user, since this might change the conditions under which the request was issued. 10.4 Client Error 4xx The 4xx class of status code is intended for cases in which the client seems to have erred. When interoperability with such clients is a concern, the 302 status code may be used instead, since most user agents react to a 302 response as described here for 303. 10.3.5 304 Not Modified If the client has performed a conditional GET request and access is allowed, but the document has not been modified, the server SHOULD respond with this status code. Indirect approaches The third thing to try is a web-based proxy server. check over here RFC 2774.
Retrieved September 24, 2015. ^ "How 21 Micropayments Work". 21.co. 502 Bad Gateway Wordpress Such an event is common for limited-time, promotional services and for resources belonging to individuals no longer working at the server's site. It's best to remove them all but it won't hurt to try the clearly applicable one(s) first. Start your browser in Safe Mode.
This response is cacheable unless indicated otherwise. 10.3.2 301 Moved Permanently The requested resource has been assigned a new permanent URI and any future references to this resource SHOULD use one of the returned URIs. The actual response will depend on the request method used. Authorization will not help and the request SHOULD NOT be repeated. 502 Bad Gateway Phpstorm Either way, it's useful to have a few things to try when you can't get through to any website.
Retrieved October 15, 2015. ^ "Error message when you try to log on to Exchange 2007 by using Outlook Web Access: "440 Login Timeout"". Here are a few examples of what you might see: "502 Bad Gateway" "HTTP Error 502 - Bad Gateway" "502 Service Temporarily Overloaded" "Error 502" "502 Proxy Error" "HTTP 502" "502 Bad Gateway NGINX" You can see in greater detail what the error specifically entails by going to your web server's error log file. Retrieved 16 October 2015. ^ "RFC2616 on status 414". this content Article DNS stands for Domain Name System - see what it does and how it works Article Do you know how to find the IP address your device is using?
Chances are, assuming they're at fault, the website administrators are already working on correcting the cause of the 502 Bad Gateway error but feel free to let them know about it.See my Website Contact Information page for a list of contacts for popular websites. IETF. It's hard to know whether they actually work. While fairly uncommon, different web servers do describe this error differently.
Instead of going straight to freecycle.org, go to it via another site such as Anonymouse.org or Hide My Ass! The response MUST include the following header fields: - Either a Content-Range header field (section 14.16) indicating the range included with this response, or a multipart/byteranges Content-Type including Content-Range fields for each part. https://tools.ietf.org/html/rfc2295. If known, the length of the delay MAY be indicated in a Retry-After header.
The new permanent URI SHOULD be given by the Location field in the response. This response is only cacheable if indicated by a Cache-Control or Expires header field. March 3, 2003. No alerts or events are issued.