Nginx nginx: [emerg] bind() to 0.0.0.0:8083 failed (48: Address already in use)

• 启动 Nginx 报错：nginx: [emerg] bind() to 0.0.0.0:8083 failed (48: Address already in use)

• 原因是端口 8083 被使用了，需要换个端口，或者停用掉之前的 8083 端口在重新启用服务器。

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• Mac 关闭后台进程

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