502 Proxy Error
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a proxy server. The problem is typically caused for one of two reasons: 1 – The Internet Security and 502 proxy error apache Acceleration (ISA) is configured to throw a proxy error to help guard against 502 proxy error reading from remote server external or internally-based Internet threats, and 2- The client or server computers are misconfigured or using outdated software. 502 proxy error apache reverse proxy What is a 502 Proxy Error? A 502 proxy error is typically thrown in the HTTP cycle. When the error occurs, a server (does not have to be a Web server) 502 proxy error dns lookup failure is filling a role similar to a proxy or a gateway server. When a client computer sends an HTTP request (typically a web browser, but can be any software application that is capable of making an HTTP request), it will pass through the server in order to obtain access to the desired URL. The proxy or gateway subsequently receives a 502
502 Proxy Error Apache Error Reading From Remote Server
error, or invalid response, from the server located “upstream” in the attempt to fulfill the client request. The majority of the time the error is thrown, the upstream server is functioning appropriately. The proxy or gateway and upstream servers just cannot agree on the appropriate protocol for exchanging the information requested in the original client HTTP request. In many of these cases, either the proxy or upstream server are not configured correctly or are running incompatible software. Why Does a 502 Proxy Error Get Thrown? During a typical web browsing session, the following is an example of the classic HTTP cycle when a client computer and web server are communicating: Client Computer: The IP address of the desired website will be obtained from the URL of the site from the DNS server. Client Computer: The computer obtains an IP socket connection to the desired IP address and then sends an HTTP data stream through the IP address. Web Server: HTTP data is sent back to the client computer in response to the original HTTP request. The HTTP response will include status codes an
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502 Proxy Error Chrome
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here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company http://stackoverflow.com/questions/29642042/what-is-502-proxy-error-how-to-resolve-it Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up What is 502 Proxy error? How to Resolve it up vote 1 down vote favorite When i try to login into 502 proxy Artifactory web appliaction ,its showing proxy error. The Error message is below. Proxy Error The proxy server received an invalid response from an upstream server. The proxy server could not handle the request POST /artifactory/webapp/login.html. Reason: Error reading from remote server Apache/2.2.15 (CentOS) Server at XX.XX.XX.XX Port 80 Any Solution for this? apache tomcat artifactory share|improve this question asked Apr 15 '15 at 5:12 Anil Yadav 120112 Do you see any errors 502 proxy error in the Artifactory log? how is your proxy configured? can you login Artifactory directly (bypassing the proxy)? –drorb Apr 15 '15 at 11:53 In error log also same error...connection time out..and proxy: Error reading from remote server returned by ............. –Anil Yadav Apr 15 '15 at 13:01 This looks like an error from an Apache log not Artifactory. I guess you have an Apache HTTPd server in front of Artifactory serving as a proxy. –drorb Apr 16 '15 at 6:25 Yes Drorb..I increased the timeout to 120 sec in httpd.conf . Now i m able to login. But the Artifactory appliaction is taking more than 100 sec to login...Is there any way to reduce this time. –Anil Yadav Apr 16 '15 at 6:33 This is not normal, should be much faster. I would start by making sure it has enough memory to run - jfrog.com/confluence/display/RTF/System+Requirements –drorb Apr 16 '15 at 6:54 | show 3 more comments active oldest votes Know someone who can answer? Share a link to this question via email, Google+, Twitter, or Facebook. Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up using Facebook Sign up using Email and Password Post as a guest Name Email Post as a guest