某天在测试Ubuntu时,发现重启后无法进入系统,输入密码后弹出错误:Install Problem. “The configuration defaults for GNOME Power Manager have not been installed correctly. Please contact your computer administrator.”

如图:

回想后发现可能是我的硬盘空间不足,按Ctrl+Alt+F1进入中断模式,进入文件夹, 找一份大文件删掉:sudo rm xxx.iso. 按Ctrl+Alt+F8返回图形界面,再登入,成功了。