解决 ‘无法获得锁 /var/lib/dpkg/lock-frontend-open (11: 资源暂时不可用) ’问题

运行 apt-get install/update 等命令时，报错：

E:无法获得锁 /var/lib/dpkg/lock-frontend-open(11:资源暂时不可用）

E:Unable to acquire the dpkg frontend lock(/var/lib/dpkg/lock-frontend),is another process using it?

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解决方法：强制解锁

sudo rm /var/lib/dpkg/lock-frontend