apt-get安装软件出现debconf: DbDriver ＂config＂的解决方法

出现错误：

debconf: DbDriver"config": /var/cache/debconf/config.dat is locked by another process: Resource temporarily unavailable

解决方法：

$ sudo lsof /var/cache/debconf/config.dat

lsof: WARNING: can't stat() fuse.gvfs-fuse-daemon file system /home/amw/.gvfs

Output information may be incomplete.

COMMAND   PID USER   FD   TYPE DEVICE SIZE/OFF NODE NAME

frontend 3350 root    4uW  REG    7,0    40347 2966 /var/cache/debconf/config.dat

$ sudo kill 4250

$ sudo apt-get autoclean

$ sudo apt-get clean

$ sudo apt-get autoremove 

$ sudo apt-get update

然后可以试着用apt-get安装软件。