package libreoffice-common 1:4.2.4-0ubuntu2 failed to install/upgrade: unable to stat `./usr/lib/libreoffice/program/wizards/web/ProcessErrors.py' (which I was about to install): Input/output error

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My Ubuntu has not been booting properly. Also the update/upgrade keeps giving me errors.
I have been trying to format but my dvd/cd writer is not being recognised nor is it loading/mounting at all!

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: libreoffice-common 1:4.2.4-0ubuntu2
ProcVersionSignature: Ubuntu 3.13.0-24.47-generic 3.13.9
Uname: Linux 3.13.0-24-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.1-0ubuntu3.3
Architecture: amd64
Date: Tue Sep 30 04:02:14 2014
DuplicateSignature: package:libreoffice-common:1:4.2.4-0ubuntu2:unable to stat `./usr/lib/libreoffice/program/wizards/web/ProcessErrors.py' (which I was about to install): Input/output error
ErrorMessage: unable to stat `./usr/lib/libreoffice/program/wizards/web/ProcessErrors.py' (which I was about to install): Input/output error
InstallationDate: Installed on 2014-04-24 (158 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
PackageArchitecture: all
SourcePackage: libreoffice
Title: package libreoffice-common 1:4.2.4-0ubuntu2 failed to install/upgrade: unable to stat `./usr/lib/libreoffice/program/wizards/web/ProcessErrors.py' (which I was about to install): Input/output error
UpgradeStatus: No upgrade log present (probably fresh install)