N: Ignoring file '20auto-upgrades.ucf-old' in directory '/etc/apt/apt.conf.d/' as it has an invalid filename extension
我一直收到此错误sudo apt-get install
和sudo apt-get clean
。
答案1
这不是错误。要解决此问题,只需打开终端窗口并输入以下命令:
rm /etc/apt/apt.conf.d/20auto-upgrades.ucf-old