akika@ubuntu:~$ sudo apt-get clean
akika@ubuntu:~$ sudo apt-get autoclean
Reading package lists... Done
Building dependency tree
Reading state information... Done
akika@ubuntu:~$ sudo dpkg --configure -a
akika@ubuntu:~$ sudo apt-get install -f
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: The package google-talkplugin needs to be reinstalled, but I can't find an archive for it.