package shared-mime-info 1.1-0ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 134

[Adrian Leonardo]

recien instalo ubuntu porque decidi dejar de lado mi win 7 pirata de mocosoft pero no puedo instalar las actualizaciones que etan disponibles necesito saber que hacer tambien tengo problemas con firefox se cierra solo cuando estoi navegando por la web

ProblemType: Package
DistroRelease: Ubuntu 13.10
Package: shared-mime-info 1.1-0ubuntu5
ProcVersionSignature: Ubuntu 3.11.0-12.19-generic 3.11.3
Uname: Linux 3.11.0-12-generic i686
ApportVersion: 2.12.5-0ubuntu2.2
Architecture: i386
Date: Tue Feb 4 09:10:32 2014
DuplicateSignature: package:shared-mime-info:1.1-0ubuntu5:subprocess installed post-installation script returned error exit status 134
ErrorMessage: subprocess installed post-installation script returned error exit status 134
InstallationDate: Installed on 2014-02-03 (0 days ago)
InstallationMedia: It
MarkForUpload: True
SourcePackage: shared-mime-info
Title: package shared-mime-info 1.1-0ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 134
UpgradeStatus: No upgrade log present (probably fresh install)