无法在 Ubuntu 20.04 上启动 MongoDB 服务器答案

【问题标题】：Unable to start MongoDB server on Ubuntu 20.04无法在 Ubuntu 20.04 上启动 MongoDB 服务器
【发布时间】：2020-12-17 16:51:19
【问题描述】：

我正在Ubuntu 20.04（Focal Fossa）上安装最新的 MongoDB，它给出了以下错误。我该如何解决？

sudo systemctl status mongod

mongod.service - MongoDB Database Server
     Loaded: loaded (/lib/systemd/system/mongod.service; enabled; vendor preset: enabled)
     Active: failed (Result: exit-code) since Fri 2020-08-28 23:40:03 IST; 1min 43s ago
       Docs: https://docs.mongodb.org/manual
   Main PID: 10901 (code=exited, status=217/USER)

systemd[1]: Started MongoDB Database Server.
systemd[10901]: mongod.service: Failed to determine user credentials: No such process
systemd[10901]: mongod.service: Failed at step USER spawning /usr/bin/mongod: No such process
systemd[1]: mongod.service: Main process exited, code=exited, status=217/USER
systemd[1]: mongod.service: Failed with result 'exit-code'.
systemd[1]: /lib/systemd/system/mongod.service:11: PIDFile= references a path below legacy directory >

【问题讨论】：

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标签： mongodb installation ubuntu-20.04 systemctl

【解决方案1】：

更改“/var/lib/mongodb”目录的所有权对我有用。更改所有权的命令：

sudo chown -R mongodb:mongodb /var/lib/mongodb

【讨论】：

还要检查你的信誉
chown: cannot access '/var/lib/mongodb': no such file or directory now show this error