> For the complete documentation index, see [llms.txt](https://docs.ipwo.net/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ipwo.net/kai-fa-zhe-wen-dang/chang-jian-cuo-wu.md).

# 常见错误

IPWO 开发者常见错误代码与解决方案速查：覆盖 407 认证失败、连接超时、DNS 解析错误、SSL 证书问题和 API 错误码等高频问题。