package isc-dhcp-client 4.2.4-7ubuntu9 failed to install/upgrade: il sottoprocesso nuovo script pre-installation ha restituito lo stato di errore 2

[Ice]

Description: Ubuntu Trusty Tahr (development branch)
Release: 14.04

appeared notification of crashes during update
Have occurred errors in the elaboration
/var/cache/apt/archives/isc-dhcp-client_4.2.4-7ubuntu10_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: isc-dhcp-client 4.2.4-7ubuntu9
ProcVersionSignature: Ubuntu 3.13.0-21.43-generic 3.13.8
Uname: Linux 3.13.0-21-generic x86_64
ApportVersion: 2.14-0ubuntu1
Architecture: amd64
Date: Fri Apr 4 06:32:25 2014
DhclientLeases:

DuplicateSignature: package:isc-dhcp-client:4.2.4-7ubuntu9:il sottoprocesso nuovo script pre-installation ha restituito lo stato di errore 2
ErrorMessage: il sottoprocesso nuovo script pre-installation ha restituito lo stato di errore 2
InstallationDate: Installed on 2014-02-18 (44 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
ProcCmdline: BOOT_IMAGE=/boot/vmlinuz-3.13.0-21-generic root=UUID=741dd2d0-2399-49fd-9908-cd56de8a40d9 ro quiet splash radeon.dpm=1 radeon.audio=1 vt.handoff=7
SourcePackage: isc-dhcp
Title: package isc-dhcp-client 4.2.4-7ubuntu9 failed to install/upgrade: il sottoprocesso nuovo script pre-installation ha restituito lo stato di errore 2
UpgradeStatus: Upgraded to trusty on 2014-03-29 (5 days ago)