Error 502 Iis
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Iis Error 502 Bad Gateway
By Richard MarrApril 9, 2012Tools Used in this Troubleshooter: IIS Failed Request Tracing Network Monitor Winhttp Tracing This material iis 502 proxy error is provided for informational purposes only. Microsoft makes no warranties, express or implied. HTTP 502 - Overview When working with IIS Application Request Routing (ARR) deployments, one of the errors that you iis error 503 may see is "HTTP 502 - Bad Gateway". The 502.3 error means that - while acting as a proxy - ARR was unable to complete the request to the upstream server and send a response back to the client. This can happen for multiple reasons - for example: failure to connect to the server, no response from the server, or the server took
Iis Error 501
too long to respond (time out). If you are able to reproduce the error by browsing the web farm from the controller, and detailed errors are enabled on the server, you may see an error similar to the following: Figure 1 (Click image to expand) The root cause of the error will determine the actions you should take to resolve the issue. 502.3 Timeout Errors The error code in the screenshot above is significant because it contains the return code from WinHTTP, which is what ARR uses to proxy the request and identifies the reason for the failure. You can decode the error code with a tool like err.exe. In this example, the error code maps to ERROR_WINHTTP_TIMEOUT. You can also find this information in the IIS logs for the associated website on the ARR controller. The following is an excerpt from the IIS log entry for the 502.3 error, with most of the fields trimmed for readability: sc-status sc-substatus sc-win32-status time-taken 502 3 12002 29889 The win32 status 12002 maps to the same ERROR_WINHTTP_TIMEOUT error reported in the error page. What exactly timed-out? We investigate thi
504 Gateway Timeout Error 3 503 Service Unavailable 4 500 Internal Server Error 5 How to Fix a 400 Bad Request Error iis 200 error About.com About Tech PC Support . . . Troubleshooting Guides Error iis 500 error Messages 0 to 9 Error Messages Understanding and Fixing 502 Bad Gateway Errors Tactics to Fix a
Apache Error 502
502 Bad Gateway Error 502 Bad Gateway Error. © THORDOG By Tim Fisher PC Support Expert Share Pin Tweet Submit Stumble Post Share By Tim Fisher Updated https://www.iis.net/learn/extensions/troubleshooting-application-request-routing/troubleshooting-502-errors-in-arr October 02, 2016. The 502 Bad Gateway error is an HTTP status code that means that one server received an invalid response from another server.The Bad Gateway error can be customized by each website. While fairly uncommon, different web servers do describe this error differently. Here are some common ways you might see it.How the http://pcsupport.about.com/od/findbyerrormessage/a/502error.htm 502 Error Appears"502 Bad Gateway""502 Service Temporarily Overloaded""Error 502""Temporary Error (502)""502 Proxy Error""502 Server Error: The server encountered a temporary error and could not complete your request""HTTP 502""502. That's an error""Bad Gateway: The proxy server received an invalid response from an upstream server""HTTP Error 502 - Bad Gateway"The 502 Bad Gateway error displays inside the Internet browser window, just as web pages do.Twitter's famous "fail whale" error that says Twitter is over capacity is actually a 502 Bad Gateway error (even though a 503 Error would make more sense).A Bad Gateway error received in Windows Update generates a 0x80244021 error code or the message WU_E_PT_HTTP_STATUS_BAD_GATEWAY. continue reading below our video How to Fix Browser Error Codes When Google services, like Google Search or Gmail, are experiencing a 502 Bad Gateway, they often show Server Error, or sometimes just 502, on the screen.502 Bad Gateway errors are completely independent of your particular setup, meaning that you could see one in any browser, on any operat
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