package:nfs-kernel-server:1:1.2.8-9ubuntu12.2 Setting up nfs-kernel-server (1:1.2.8-9ubuntu12.2) ... insserv: Service nfs-common has to be enabled to start service nfs-kernel-server insserv: exiting now! update-rc.d: error: insserv rejected the script header dpkg: error processing package nfs-kernel-server (--configure): subprocess installed post-installation script returned error exit status 1