Iphone Response Error 502 Bad Gateway
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post a blank message. Please type your message and try again. Robin Hill1 Level 1 (5 points) Q: I keep getting a "502 Bad Gateway" error on my ipad 502 bad gateway nginx this has been happening all day, whenever I try to use Safari..
502 Bad Gateway Meaning
Posted on Sep 27, 2012 8:32 AM I have this question too Close Q: I keep getting a "502 502 bad gateway fix Bad Gateway" error on my ipad All replies Helpful answers by LiveLoudNLocal, LiveLoudNLocal Sep 27, 2012 9:08 AM in response to Robin Hill1 Level 1 (0 points) Sep 27, 2012
504 Bad Gateway
9:08 AM in response to Robin Hill1 I'm getting the same thing. All day. Has anyone called yet, or have they posted a known issue yet? Helpful (0) Reply options Link to this post by Sean Huck, Sean Huck Sep 27, 2012 9:10 AM in response to LiveLoudNLocal Level 1 (15 points) Sep 27, 2012 9:10 AM in response to LiveLoudNLocal Same 502 bad gateway nginx means thing here...rebooted, hard rebooted, cleared cache and browser history, nothing...I'm on an iPhone 4, I have all the latest software updates. Helpful (0) Reply options Link to this post by Sean Huck, Sean Huck Sep 27, 2012 9:14 AM in response to Sean Huck Level 1 (15 points) Sep 27, 2012 9:14 AM in response to Sean Huck Finally got it to work by clearing the cache, history, and then doing a hard reboot. Just a hard reboot alone wouldn't do the trick.Seems to work now. Helpful (0) Reply options Link to this post by Robert Dievendorf, Robert Dievendorf Sep 27, 2012 9:15 AM in response to LiveLoudNLocal Level 1 (0 points) Sep 27, 2012 9:15 AM in response to LiveLoudNLocal Same here. Only a problem on both of our iPads, not on our iPhones. I am able to retrieve and send email, but no Internet access via Safari or on alternative browsers. Helpful (0) Reply options Link to this post by Robert Dievendorf, Robert Dievendorf Sep 27, 2012 9:18 AM in response to Robin Hill1 Level 1 (0 points) Sep
This server received an invalid response from an upstream server it accessed to fulfil the request. This usually does not mean that the upstream server is down (no response to the gateway/proxy), but rather that the upstream server
502 Bad Gateway Php
and the gateway/proxy do not agree on the protocol for exchanging data. Given that Internet
502 Proxy Error
protocols are quite clear, it often means that one or both machines have been incorrectly or incompletely programmed. Fixing 502 errors - general This 502 bad gateway iphone problem is due to poor IP communication between back-end computers, possibly including the Web server at the site you are trying to visit. Before analysing this problem, you should clear your browser cache completely. If you are surfing the Web https://discussions.apple.com/thread/4363002?tstart=0 and see this problem for all Web sites you try to visit, then either 1) your ISP has a major equipment failure/overload or 2) there is something wrong with your internal Internet connection e.g. your firewall is not functioning correctly. In the first case, only your ISP can help you. In the second case, you need to fix whatever it is that is preventing you reaching the Internet. If you get this problem for only some of the Web sites http://www.checkupdown.com/status/E502.html you try to visit then it is likely to be a problem at those sites i.e. one of their pieces of equipment is failing/overloaded. Contact the people at those sites. Fixing 502 errors - CheckUpDown Our service monitors your site for HTTP errors like 502. Use of proxies and caching is increasing on the Web. Our CheckUpDown robot will always try to "drill through" to the real computer that actually hosts the Web site, but we do not have complete control over where our HTTP request actually ends up. If only one link in the chain of computers dealing with our HTTP request is broken, then an error such as 502 can easily occur. Please contact us (email preferred) whenever you encounter 502 errors - there is nothing you can do to sort them out. We then have to liaise with your ISP and the vendor of the Web server software so that they can review the flow of IP data traffic between various computers under their control. 502 errors in the HTTP cycle Any client (e.g. your Web browser or our CheckUpDown robot) goes through the following cycle when it communicates with the Web server: Obtain an IP address from the IP name of the site (the site URL without the leading 'http://'). This lookup (conversion of IP name to IP address) is provided by domain name servers (DNSs). Open an IP socket connection to th
Share Tweet Share Share Vote Many times we can browse the web and find a 502 bad gateway error at Nginx. There are a few reasons why you will find https://www.scalescale.com/tips/nginx/502-bad-gateway-error-using-nginx/ this message in your webserver log, and here we will teach you how to fix it.How you might see the 502 Bad Gateway errorDifferent websites may customize the 502 bad gateway error message. Here are the most common 502 error messages:“502 Bad Gateway”“502 Bad Gateway NGINX”“502 Service Temporarily Overloaded”“502 Proxy Error”“Error 502”“HTTP Error 502 – Bad Gateway”“HTTP 502”When you will find 502 Bad Gateway errorNginx running as proxy bad gateway for Apache web server.Nginx running with PHP-FPM daemon.Nginx running with other services as gateway.Bad buffering/timeout configuration.Before getting deep into all of this options, you must understand what does the 502 Bad Gateway error message mean. So, the error is an HTTP Status Code error and it's happening at the gateway. What the hell is a gateway? In simple words, a gateway, is like an access point, a bridge 502 bad gateway that communicate one service with another, in this case the gateway can be a service/application that is working and receiving requests from Nginx web server.Now, let's explore each one of this reasons to understand the 502 Bad Gateway error messageNginx as Proxy for Apache: in this case, the gateway is Apache. When you use Nginx as proxy for Apache, if apache dies or it's not well configured, it can cause this 502 Bad Gateway error. How to fix it? Most of the times, restarting apache web server will get rid of this, but you must check the log files to know why exactly this was caused.Nginx with PHP-FPM: same as Apache example, let's imagine your php daemon stop working, or get's overloaded by requests, it will not work properly and the all the php requests from nginx would not be served, so, a 502 Bad Gateway error will appear. How to fix it? Restart php-fpm daemon and check the logs.Nginx with other services/apps: try restarting the other service behind nginx and explore the logs to find the reason why it happened.Other quick solutions for 502 Bad Gateway error:1) Increase buffer and timeouts inside http block:http { ... fastcgi_buffers 8 16k; fastcgi_buffer_size 32k; fastcgi_connect_time