E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarly unavailable)

Ubuntu 18.04安装软件报错问题

报错信息：

E: Could not get lock /var/lib/dpkg/lock-frontend - open (11: Resource temporarily unavailable)
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it?

解决办法：

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