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StudyDiary/20-我的收藏夹/21-浏览器收藏/群晖NAS/nginx/解决502 bad gateway的九种方案及原因_putongdeyang的博客-CSDN博客.md
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---
raindrop_id: 670469499
created: 2025-08-30T11:44
updated: 2025-09-22T13:26
---
# Metadata
Source URL:: https://blog.csdn.net/putongdeyang/article/details/122902637
---
# 解决502 bad gateway的九种方案及原因_putongdeyang的博客-CSDN博客
文章浏览阅读7.1w次,点赞9次,收藏81次。502 Bad Gateway 是一种HTTP协议的服务器端错误状态代码,它表示作为网关或代理角色的服务器,从上游服务器(如tomcat、php-fpm)中接收到的响应是无效的。_502 bad gateway
## Highlights