我在https://superuser.com/q/296373/1100842后尝试过所有的解决方案ubuntu@VM-0-17-ubuntu:~$ sudo rm /etc/passwd.lockrm: cannot remove '/etc/passwd.lock': No such file or directory
ubuntu@VM-0-17-ubuntu:~$ sudo rm
我发现Ubuntu18.04和Ubuntu20.04在用户“无人”的行为上存在差异。这是另一个例子:su - nobodyThis account is currently notUbuntu 20.04:su: warning: cannot change directory to /nonexistent: No such file or directory如何修复<e