修改 /etc/sudoers 一不小心手误了一下. 然后所有的sudo操作 . /etc/sudoers: syntax error near line 22 <<<sudo: parse error in /etc/sudoers near line 22sudo: no valid sudoers sources found, quittingsudo: unable to initialize policy plugin想要救回来. 执行pkexec visudo 一般...【阅读全文】