502 bad gateway nginx Tried guides on Internet that suggests to disable different widgets but with no success. The reason could be an unexpectedly high interest in the site or even a DDoS attack . I configured the uWSGI + Nginx setup previously which worked fine. I can get a response from each of App but not from load balancer. pid Jul 26, 2019 · 502 Bad Gateway for Jenkins with nginx. Viewed 8k times 1 . so, I used --ignore-watch "images/blog" in pm2 command and it ignored new images Nov 3, 2017 · I had the same "502 Bad Gateway" error, but the solution was to tune proxy_buffer_size following this post instructions: proxy_buffering off; proxy_buffer_size 16k; proxy_busy_buffers_size 24k; proxy_buffers 64 4k; A quick Google revealed: nginx 502 bad gateway, and increasing the buffer size solved the problem. 502 Bad Gateway with NGINX, Gunicorn Aug 20, 2010 · nginx 502 bad gateway. Here are 4 Ways Fix 502 Bad Gateway Nginx Error in Ubuntu. 1:9000; 3- try to increase the process managers for php, i. If Grafana is also container, then I would use docker network. 배포된 서버에 API를 호출했는데, 위와 같이 502 Gateway와 함께 nginx 어쩌구 오류가 뜬다면 Jan 4, 2025 · 502 Bad Gateway 错误通常是由于后端服务器（如 PHP-FPM）无法正确处理请求导致的。以下是详细的排查和解决步骤： 1. Especially if you're new to managing servers. com redirects to address address2. Modified 5 years, 7 months ago. 0 Create a subdomain for my domain . Nov 3, 2017 · nginx reverse proxy to other nginx 502 bad gateway. conf file, setting proxy_read_timeout to 120 secs solved our problem. It should work two ways: First redirect: Address address1. 1 Like. Sep 27, 2022 · Indeed, you’ve seen the NGINX 502 errors, one of the most annoying errors to deal with. Ask Question Asked 2 years, 10 months ago. 9. Dec 31, 2024 · 最后一个可能导致 502 Bad Gateway 错误的原因是 Nginx 配置文件错误。如果配置文件存在语法错误或者配置错误，Nginx 可能无法正确转发请求，进而导致 502 Bad Gateway 错误。 为了解决这个问题，我们需要检查 Nginx 配置文件并确保语法正确且配置正确。 Nov 16, 2024 · 出现 502 Bad Gateway 错误是 Nginx 服务器部署过程中常见的错误之一。 在实际过程中，常常是由于配置文件、网络连接或容器依赖关系等问题导致的。 通过检查 Nginx 配置文件、容器间网络连接和容器之间的依赖关系，可以有效解决该问题，帮助前端开发人员更好地 我的服务器环境：php7. The app works fine on my MacBook. 504 Gateway Time-out NGINX. Provide details and share your research! But avoid …. 4 is shown as active using “systemctl status php*”): The issue you are facing: Hi, I’ve recently tried manually updating to php7. 1. is reachable from the nginx container. If you find them useful,. nginx and uWSGI gives "504 Gateway timeout" 22. Here is my Apr 18, 2019 · PCやスマホでWEBページを見ていて突然「502 Bad Gateway」とエラーが表示される事があります。この502 Bad Gatewayの意味と原因・回避するためにすべき事をご紹介していきます。サービス側の問題ですのでnginxの設定やサーバー設定を見直しましょう。 Dec 29, 2022 · 502 Bad Gateway - NGINX no resolver defined to resolve. Load balancer on Nginx give 502 Bad Gateway. Dec 2, 2020 · nginx: 502 Bad Gateway with Curl/https on Mac OS X. Actually, the problem is directly related only to fastcgi_buffer_size. This comprehensive guide will help you troubleshoot and resolve this common problem, so you can get your Docker containers back up and running in no time. Viewed 1k times 0 . This can be due to service crashes, network errors, configuration issues, and more. Modified 6 years, 6 months ago. Ask Question Asked 8 years, 1 month ago. I work on nginx 1. I set up v Jan 13, 2025 · 再次访问： 图片. deploying node js web app on aws elastic beanstalk - shows 502 bad gateway nginx/1. FIXED| How To Fix “502 Bad Gateway”Nginx Error| Step By Step☑️ Jun 20, 2017 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. Nov 24, 2022 · Bad Gateway 502 is typically a sign that your destination server is not responding. com -> May 6, 2017 · IN my scenario, I had saved images in local assets folder and pm2 keep monitoring and restarting my server once I hit post/patch request as image is newly saved or updated. on other cases it can be the --kill-timeout that is too short for you response Sep 21, 2024 · Discover how to tackle 502 Bad Gateway errors in Nginx with our troubleshooting guide. In nginx. Jan 16, 2017 · Getting "502 Bad Gateway" with nginx, uwsgi python-flask on ubuntu 16. Jul 30, 2015 · 502 Bad Gateway - nginx; 502 Bad Gateway - nginx s. 4-fpm and make sure nginx accesses that php-fpm correctly (line fastcgi_pass php:9000; in your default. 0 NGINX 1. Why? 12. conf-> listen 127. Co to jest błąd złej bramy 502? Błąd 502 Bad Gateway oznacza, że serwer WWW, z którym się łączysz, działa jako serwer proxy do przekazywania informacji z innego serwera, ale otrzymał złą odpowiedź z tego innego serwera. 6 (Ubuntu14 Digital Ocean) 1. 0（呆会拿它做练习！） 一、nginx 502 Bad Gateway出现的原因： nginx出现502多数是属于后端的问题，后期就是PHP的问题，在php服务当中，有两个参数非常的重要：max_requestst 和max_children；具体的原因必须要查看日志才可以弄明白！ Feb 28, 2025 · The 502 (Bad Gateway) status code indicates that the server, while acting as a gateway or proxy, received an invalid response from an inbound server it accessed while attempting to fulfill the request. Dify平台502错误配置修正. Please show the full commands being used to start gunicorn. Restart PHP-FFM”. Das obige Bild zeigt einen „502 Bad Gateway NGINX“-Fehler von einem Server, der NGINX als Reverse-Proxy verwendet, was ein sehr verbreitetes Webserver-Setup ist. I use this to span an instance on server start using the following line in rc. 10): PHP version (7. 108 the correct IP address? Is nginx running on the same machine as Graylog? Sep 6, 2023 · Introduction to 502 Bad Gateway Nginx. Ask Question Asked 6 years, 6 months ago. I had setup everything, but couldn't launch the setup page. 91. Modified 1 year, 7 months ago. Thanks. You need to increase it, for example 128k. Söz konusu hata bildirimi, sunucunun akış sunucusuna bağlanma işlemi sırasında sorun yaşandığını, geçersiz yanıtların oluştuğunu göstermektedir. nginx + gunicorn 502 bad gateway. 502 Bad Gateway with PHP7 and Nginx 1. show some love by clicking the heart. 2 (upstream prematurely closed connection while reading May 14, 2019 · Root cause is low nginx proxy buffer size. 19. Show your nginx service file. 4 Linux Ubuntu Server 14. nginx uwsgi websockets 502 Bad Gateway upstream 5 days ago · 502 Bad Gateway Nginx. e. nginx docker container: 502 bad gateway response. Aug 28, 2016 · check 1- sudo service php5-fpm status, 2- while changing socket to tcp/ip remove unix, ie, default-> fastcgi_pass 127. Expected Nginx Configuration Nov 23, 2010 · I get a 502 Bad Gateway with nginx when using spawn fcgi to spawn php5-cgi. 2 How to fix "NGNIX 504 Gateway Time-out" 0 NGINX + Gunicorn + Flask Nov 9, 2023 · Join the writer's program. 7] 1 nginx + gunicorn 502 bad gateway. Ask Question Asked 10 years, 10 months ago. The May 6, 2024 · How to fix 502 Bad gateway Nginx Error? (Nginx Web Server Specific Error) Nginx is a well-known open-source web server that is highly popular for its performance, scalability, and flexibility. Jan 27, 2019 · Everytime i go to my project I get a 502 bad gateway. 502 Bad Gateway with Nginx. local /usr/bin/spawn-fcgi -a 127. 4. The problem is that after a restart any request is giving 502 bad gateway in browser. May 1, 2018 · I'm running into '502 Bad Gateway' issues for HTTPS requests when using AWS Elastic Load Balancer (Application type) in front of EC2 instances running Nginx. Oct 25, 2024 · Nginx配置问题：Nginx502BadGateway错误通常与php-fpm. I assume your other services are Docker container as well? If that is the case you could try to change localhost to their containername and use Docker-dns. 0. 1. Oct 31, 2024 · nginx docker container: 502 bad gateway response. 504 Gateway Time-out Jun 4, 2020 · Nextcloud version (18. conf的设置有关，需要检查Nginx的相关配置，确保Nginx和PHP-FPM之间的连接配置正确。 通过上述的几种方法，可以有效地解决PHP报错 502 Bad Gateway 的问题。 Feb 7, 2020 · WordPress网站上通常会出现许多错误，但是最令人沮丧和烦人的错误之一是“ 502 Bad Gateway Nginx”。 但是，在学习如何修复它之前，我们需要了解502错误的网关WordPress，它的含义以及它在浏览器中的显示方式。一旦您了解了为什么它会出 Oct 19, 2015 · However, I got confused when NGINX is always returning a 502 Bad Gateway when the Apache Tomcat server is down. 4 on my system because another web service I wanted to configure required it. 5. 1 Server domain returning 502 Bad Gateway Feb 10, 2019 · This happens because the application load balancer by default points to the Port 80 of the nginx server in EC2 instance. The store application successfully authenticates but after coming back from the auth application we get 502 Bad Gateway from NGINX. nginx Bad Gateway after changing port for GitLab. May 27, 2008 · I am new to Nginx and was trying to use nginx and thin. 502 Bad Gateway nginx Laravel 8. nginx/fastcgi 504 gateway error, increasing fastcgi_read_timeout isn't helping. http { send_timeout 10m; client_header_timeout 10m; client_body_timeout 10m; client_max_body_size 100m; large_client_header_buffers 8 32k; } Fixing 502 Bad Gateway Nginx. 1 -p 9000 -u www-data -g www-data -f /usr/bin/php5-cgi -P /var/run/fastcgi-php. 5. Можно отключить данный сервис, но потом придется долго ждать Feb 28, 2015 · As recommended by the Web. What could be the problem here. Are you a developer and love writing and sharing your knowledge with the world? Join our guest writing program and get paid for writing amazing technical guides. Die Fehlerseite kann von einigen Hosting-Providern weiter angepasst werden. 2 Feb 24, 2025 · 文章浏览阅读1w次，点赞20次，收藏38次。首先是现象，按照官方文档部署成功并修改EXPOSE_NGINX_PORT端口后，访问对应的url可能会出现卡在登陆界面的现象，F12查看网络请求发现有个请求报502错误，一看就是nginx有问题。 Nov 15, 2021 · The latest year I started to get “502 Bad Gateway, nginx”. 4-apache) in your Dockerfile. Sep 8, 2022 · 502 Bad Gateway Using Nginx, Gunicorn and Flask. Couldn't reach to the step : Pre-Flight & Setup Nginx config: ` # Auto-Redirect HTTP to non-standard port HTTP 이 과정에서 자주 발생하는 502 Bad Gateway 오류를 어떻게 해결할 수 있는지, 발생하는 근본적인 원인은 어떻게 해결할 수 있을지 정리해보고자 한다. yaml May 20, 2014 · Try this: client_max_body_size - Maximum uploadable file size . Asking for help, clarification, or responding to other answers. 6. * Step 2: Restart the Nginx service. 0 nginx 502 bad gateway in ubuntu. Docker NGINX Reverse Proxy 502 Bad Gateway on VM. Feb 24, 2018 · Having two applications auth and store and authenticating using IdentityServer4 and both are behind NGINX. I have tried out many sites and blogs but it is not helping. 4. , pm. 6w次，点赞3次，收藏7次。出现nginx 502 bad gateway 问题，首先肯定是nginx端网关出了问题，但往往总把问题归结到业务系统原因。#排查问题1、排查问题，首先打开nginx错误日志，更改为info级别一般就能看到错误信息了。 Oct 16, 2024 · How Do You Bypass 502 Bad Gateway in Nginx? Bypassing gives you a temporary solution to keep the system running while you work on fixing the root cause. If your browser, computer, and network are all working and the website reports that the page or site is working for them, the 502 Bad Gateway issue could be caused by a network issue that your ISP is responsible for. May 7, 2024 · 如果你要脱离部署时自带的容器的Nginx，直接新建个站点，配置文件把这些加进去就好了，记得替换为你的IP，并且在Server块下： 给搜索引擎看的： Dify 502错误解决方案. It determines how long nginx will wait to get the response to a request. 502 Bad Gateway django+gunicorn+nginx configuration. 8. 17. If you run into issues leave a comment, or add your own answer to help others. 检查 PHP-FPM 服务状态 检查 PHP-FPM 服务是否正在运行： 使用命令行检查 PHP-FPM 服务状态： bash sudo systemctl st Dec 31, 2020 · 502 bad gateway: Nginx, gunicorn, Django. Hot Network Questions why aircraft carrier put aircraft on launching Dec 28, 2017 · 502 Bad Gateway:[nginx/1. Show the permissions currently existing on the gunicorn. Toggle Dropdown. The 502 Bad Gateway error is a common issue encountered when using Nginx as a web server or a reverse proxy. Running Nginx; php7. 502 Bad Gateway when using reverse proxy with Docker and Nginx. But know I receive a 502 Bad Gateway when I try to access the Index Page on my Ubuntu Jan 24, 2019 · 502 Bad Gateway error can be very frustrating at times. Oct 3, 2024 · Welcome @yunusdogan!. max_children=40, pm. Nazywa się to błędem 502, ponieważ jest to kod stan Jun 11, 2019 · Which was the reason it was getting the 502 Bad getaway! Nginx Ingress returns 502 Bad Gateway on Kubernetes. 2 502 Bad Gateway django+gunicorn+nginx configuration . 4 502 Bad Gateway from Nginx for large GitLab fork. Nginx is acting as a reverse proxy on each instance for a waitress server serving up a python app (Pyramid framework). This is a very special buffer that holds only the HTTP headers from response. Hence, as the first step, I have migrated ALL services to "docker-1". Ever since then, nextcloud has been warning me about a Aug 4, 2024 · I intend to switch from "Nginx Proxy Manager" (NPM) to "Traefik". 2 502 Bad Gateway with NGINX, Gunicorn Nov 13, 2022 · 502 Bad Gateway in nginx/1. If you are using kubernetes ingress like me, you can use the following settings. Default Nginx Configuration. 04 Nov 13, 2016 · phpMyAdmin 502 bad gateway [CentOS7, nginx] 3. repo). * Step Apr 1, 2018 · I disable Firewall (for the sake of the test), install Nginx using yum (custom . py Community I decided to use uWSGI and Nginx for this. Often this can be solved by using SSH and select option “16. Dec 16, 2016 · [SOLVED] NGINX Mattermost: 502 Bad gateway. 3. This tutorial has got you covered! In this tutorial, you’ll learn how to fix the NGINX 502 errors in this practical, scenario-based tutorial featuring NGINX and a PHP-FPM upstream app server. 1 -p Jul 26, 2023 · I've been facing this issue for quite time, My Frontend is using Nuxt 3 and my api is using Laravel 9, they are both on same server. Instead of returning a 504 Bad Gateway timeout? 502 Bad Gateway : The server was acting as a gateway or proxy and received an invalid response from the upstream server. 经过这一次的故障排查，又加深了我对 Nginx 的学习。 因为啥呢，工作这边很少会有去部署一个 Nginx，然后去配置相应的参数，真的很少。 Jul 31, 2020 · Например, если под кодом 502 Bad Gateway есть строка cloudflare-nginx, значит, для исправления ошибки надо обратиться в службу поддержки CloudFlare. I am currently following the blog http://articles Jun 15, 2021 · Symptoms When attempting to view a website, you may see the error "502 Bad Gateway". My App uses Memcached for Session Storing and MySQL for other storing tasks. Mattermost version: 3. 1 Django - Gunicorn/Nginx - 502 Bad Gateway. Enhance your site's performance today! Jan 10, 2023 · 502 Bad Gateway错误通常发生在客户端与服务器通信时，表示网关或代理未能从上游服务器获取有效响应。本文分析了该错误的可能原因，包括LNMP安装包问题、加速器配置错误、PHP-CGI进程不足等，并提供了详细的解决方案，如手动安装PHP、调整配置参数、清理磁盘空间等。 Mar 9, 2024 · 您可以尝试清除浏览器缓存 访问一下你的FTP看是否可以登陆 成功解决502 Bad Gateway错误 今天登陆博客，显示502 bad gateway，NGINX最烦人的地方就是经常会出现这个错误，由于我并不打算在技术上花费过多的时间，所以一般是遇到了相关问题，通过搜索引擎解决后即可，不会去深究。 Nov 23, 2010 · I get a 502 Bad Gateway with nginx when using spawn fcgi to spawn php5-cgi. Hot Network Questions Adding more than 12 month to date in QGIS Jun 7, 2018 · 502 Bad Gateway in Nginx commonly occurs when Nginx runs as a reverse proxy, and is unable to connect to backend services. When I try to view my website homepage I Jun 11, 2024 · dify使用Docker部署，在访问时可能会出现502 Bad Gateway的问题。 官方文档的 常见问题 中最下面提到了这个问题并给出了原因和解决办法，但是治标不治本，每次重启都要手动操作一次，太麻烦了。 Apr 19, 2018 · Nginx 502 Bad Gateway. If I click a link to another page I get 502 bad gateway again. The nginx is configured to forward requests to Port 5000 by default, whereas out application server runs on Port 8080. Kubernetes ingress returning a 502 bad gateway. 22. nginx reverse proxy to other nginx 502 bad May 24, 2016 · My problem actually turned out to so silly actually, I noticed that 502s were given only for POST requests that do modify the database, which was a sqllite file within the app directory which caused PM2 to restart the app before sending the response when that file was written because it was run with --watch flag. Homestead. Viewed 15k times Part of CI/CD Collective Jan 25, 2025 · 当出现Nginx 502 Bad Gateway错误时，通常是由于Nginx作为反向代理时，无法成功连接到后端的上游服务器或后端服务器未能正确响应请求导致的。 如果有多个上游服务器，尝试使用其他备用服务器来代替上游服务器，看是否能够解决问题。 Oct 14, 2024 · 一、解决Nginx 502 Bad Gateway错误的方法 原因分析： 缓冲区错误：网站的页面消耗缓冲区可能太大，超过了缓冲区大小。; Header过大：使用Nginx反向代理时，如果header太大并且超过了默认的1k，上游服务器发送的头太大，Nginx无法处理，会导致502错误。 Mar 21, 2014 · Cannot load a php page with nginx - 502 Bad gateway. Jul 28, 2023 · I am now getting 502 bad gateway. fastcgi_buffers 8 16k; fastcgi_buffer_size 32k; The question is why? Jan 24, 2018 · 502 Bad Gateway nginx/1. min_spare_servers = 5, pm. Modified 10 years, 10 months ago. Report; Hi all, again, Whenever I . stoned @stoned* Jul 30, 2015 3 Replies 6953 Views 0 Likes. After the refresh the page loads. Read on and save the day from NGINX 502 errors! Hello, I'm just update my server to Debian 9. Docker环境下Dify 502问题处理. 0+nginx+mysql+centos7. Troubleshooting. Mar 27, 2020 · 文章浏览阅读1. 1 as webserver and proxy to other services on the same machine. Ask Question Asked 5 years, 7 months ago. 1): Operating system and version (Ubuntu 18. Modified 2 years, 10 months ago. Nuxt 3 nginx config May 24, 2016 · Nginx has a directive called proxy_read_timeout which defaults to 60 secs. After 15 to 60 minutes, I am back with the same problem, often even WAN connection drops. . Sep 1, 2016 · These answers are provided by our Community. Expected Nginx Configuration Jul 23, 2020 · As you're using nginx as your web-server, you don't need to install PHP Apache (FROM php:7. conf 5- try to implement caching if Jul 26, 2023 · 502 Bad Gateway - Nginx + Laravel + Nuxt 3. Hot Network Questions Fundamentals of Nov 12, 2023 · 502表示Bad Gateway。当Nginx返回502错误时，通常表示Nginx作为代理服务器无法从上游服务器（如：我们的后端服务器地址）获取有效的响应。导致这种情况的原因有很多： 后端服务器故障; nginx配置问题; 高负载或者资源耗尽; nginx与后端服务器通信问题 I have a situation with an ubuntu server that is configured to run with nginx and fastcgi. Nginx is NOT installed with docker. electrotehnik December 16, 2016, 6:52am 1. Jul 24, 2024 · Contact your internet service provider. Nginx 502 Bad Gateway. Jan 18, 2025 · When you encounter the Nginx 502 Bad Gateway error, it means that the server acting as a gateway or proxy received an invalid response from an upstream server. I'm running my 3 SpringBoot restApi Apps on ports 8081, 8082 and 8083 and start Nginx but when I try to connect with load balancer I get 502 Bad Gateway (on VM host machine and on VM machine also). max_spare_servers = 10 4- switch off keepalive connections from nginx. Dify遇到502错误 Dec 13, 2019 · 502 Bad Gateway nginx Laravel 8. Here are some Nov 24, 2022 · 502 Bad Gateway with Nginx Reverse Proxy for Docker Flask App. 2. PHP7 + curl (SSL/TLS) gives 502 Bad Gateway. My issue is that after successful login, returns 502 Bad Gateway but when I reload the browser, it works fine. 7] 1. Yesterday I installed vaultwarden on my debian 12 server. But no worries. Viewed 5k times 1 . Feb 10, 2019 · This happens because the application load balancer by default points to the Port 80 of the nginx server in EC2 instance. Jun 14, 2019 · 502 Bad Gateway from Nginx for large GitLab fork. 502 Bad Gateway Nginx. This seems to work best if the relevant containers and Traefik share the same docker network. I am using nginx 1. Ask Question Asked 1 year, 7 months ago. Description The "502 Bad Jul 18, 2017 · Is 10. Instead try php:7. Popüler bir web sunucusu olarak tanımlanan Nginx içerisinde 502 Bad Gateway hatası ile karşılaşılabilmektedir. Hot Network Questions Why do my fingerprints still exist in the system after a full reformat and reinstall of Windows 11? Learn how to fix NGINX 502 Bad Gateway errors in Docker in 3 easy steps. so, I used --ignore-watch "images/blog" in pm2 command and it ignored new images Learn how to fix Nginx Ingress 502 Bad Gateway error in 3 steps * Step 1: Check the Nginx error log for more information. Hot Network Questions What is the highest temperature the butter can be used for baking at? May 22, 2012 · 502 Bad Gateway:[nginx/1. I've been facing this issue Mar 1, 2023 · Webserver overload: If a webserver reaches its limit, it can’t answer any more requests — the gateway then delivers the status code 502 Bad Gateway. Nginx experiencing 502 gateway errors when accessing my site. If your application emits a lot of Set-Cookie headers (or something else contributing to the total size of HTTP headers), the default buffer size here may not be sufficient and you need to increase it. Viewed 3k times 0 . 0. conf file. 1:9000, www. When I clicked Feb 20, 2019 · In my case it was ingress-controller which was not up, do verify serviceaccounts as well. Unten sehen Sie ein Beispiel einer angepassten „502 Bad Gateway“-Fehlerseite: I have a problem with nginx redirection. 04): Apache or nginx version (nginx 1. 修复Dify 502 Bad Gateway错误. start_servers = 10, pm. Use the below commands: controlplane ~ kubectl get all -n ingress-nginx NAME READY STATUS RESTARTS AGE pod/ingress-nginx-admission-create-nrwn9 0/1 Completed 0 15m pod/ingress-nginx-controller-5876c7c579-vpsc9 1/1 Running 0 11m NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE service/ingress-nginx-controller Nov 5, 2024 · I'm trying to set up Ingress NGINX on a local Kubernetes cluster (using Docker Desktop for Windows with Kubernetes enabled) to expose multiple microservices, but I'm encountering "502 Bad Gateway" errors with "connect() failed (111: Connection refused)" and "Service 'default/auth-cluster-ip' does not have any active Endpoint" in the Ingress Feb 25, 2015 · 502 bad gateway Nginx Node on AWS ElasticBeanstalk. sock file. 4 and i have two seperate redirects. Apr 18, 2019 · 502 Bad Gateway nginx/1. 可以看到，没有问题了。 结语. When I refresh, the page works. May 6, 2017 · IN my scenario, I had saved images in local assets folder and pm2 keep monitoring and restarting my server once I hit post/patch request as image is newly saved or updated. Nodejs 502 Bad Apr 13, 2022 · 502 bad gateway: Nginx, gunicorn, Django. 04. Solved by increasing buffer. Jan 17, 2025 · Nginx 502 Bad Gateway 错误是网络服务器中常见的一个问题，它通常发生在Nginx作为反向代理服务器时，由于与后端服务（如PHP-FPM、Apache、Tomcat等）的通信出现故障导致。 May 22, 2024 · Hello. nginx php-fpm 502 Bad Gateway.
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