installing ubuntu 14.04.2

[sambolinux]

same error as before still has not been fixed. ubiquity fails at the very end of installing grub

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: ubiquity 2.18.8.6
ProcVersionSignature: Ubuntu 3.16.0-30.40~14.04.1-generic 3.16.7-ckt3
Uname: Linux 3.16.0-30-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.14.1-0ubuntu3.7
Architecture: amd64
CasperVersion: 1.340
Date: Sat Mar 28 13:01:21 2015
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash -- cdrom-detect/try-usb=true noprompt persistent
LiveMediaBuild: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu Foundations Team Bug Bot (crichton)]

Exception during installation:
Mar 28 20:01:06 ubuntu /plugininstall.py: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
Mar 28 20:01:06 ubuntu /plugininstall.py:

[Brian Murray (brian-murray)]

This as the result of a package becoming corrupt on your file system or in memory:

Mar 28 20:00:51 ubuntu ubiquity: Preparing to unpack .../language-pack-en-base_1%3a14.04+20150219_all.deb ...
Mar 28 20:00:51 ubuntu ubiquity: Unpacking language-pack-en-base (1:14.04+20150219) over (1:14.04+20140707) ...
Mar 28 20:00:51 ubuntu ubiquity: dpkg-deb (subprocess): decompressing archive member: lzma error: compressed data is corrupt
Mar 28 20:00:51 ubuntu ubiquity: dpkg-deb: error: subprocess <decompress> returned error exit status 2
Mar 28 20:00:51 ubuntu ubiquity: dpkg: error processing archive /target/var/cache/apt/archives/language-pack-en-base_1%3a14.04+20150219_all.deb (--unpack):
Mar 28 20:00:51 ubuntu ubiquity: subprocess dpkg-deb --fsys-tarfile returned error exit status 2
Mar 28 20:00:51 ubuntu ubiquity: No apport report written because the error message indicates an issue on the local system

[Brian Murray (brian-murray)]

It may also may an issue with the media from which you are installing, so run the cd checker.

[Launchpad Janitor (janitor)]

[Expired for ubiquity (Ubuntu) because there has been no activity for 60 days.]