From log:
Setting up apache2.2-common (2.2.22-1ubuntu1) ... Enabling site default. chown: invalid group: `root:adm' dpkg: error processing apache2.2-common (--configure): subprocess installed post-installation script returned error exit status 1
From log:
Setting up apache2.2-common (2.2.22-1ubuntu1) ...
Enabling site default.
chown: invalid group: `root:adm'
dpkg: error processing apache2.2-common (--configure):
subprocess installed post-installation script returned error exit status 1