ubuntu疑难杂症

1.ubuntu 使用apt 安装软件时提示出现不能获得lock

 $ sudo rm /var/lib/dpkg/lock

 $ sudo dpkg --configure -a

 $ sudo rm /var/lib/apt/lists/lock
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sudo rm /var/lib/dpkg/lock
sudo rm /var/lib/dpkg/lock-frontend 
sudo rm /var/cache/apt/archives/lock 
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