ubuntu 19.4 安装virtual

ubuntu 安装virtual 后报错   

Solve “Result Code: NS_ERROR_FAILURE (0x80004005)” VirtualBox Error In Arch Linux

$ sudo /sbin/vboxconfig

报错 

“debconf: DbDriver ”config“: config.dat is locked by another process: Resource temporarily unavailable” while installing packages

 

sudo fuser -v /var/cache/debconf/config.dat

sudo kill PID
sudo kill -9 PID  # if the first doesn't work

重启电脑。