Installing on Ubuntu on a laptop already installed with Ubuntu, without formatting

[Imri Paloja]

My machine would not boot, so wanted to try installing without formatting my disk.

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: ubiquity 2.18.8.11 [modified: lib/partman/automatically_partition/question]
ProcVersionSignature: Ubuntu 3.19.0-39.44~14.04.1-generic 3.19.8-ckt9
Uname: Linux 3.19.0-39-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
CasperVersion: 1.340.2
Date: Sun Jan 17 11:25:55 2016
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed boot=casper only-ubiquity quiet splash --
LiveMediaBuild: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20151209)
ProcEnviron:
 LANGUAGE=nl_NL.UTF-8
 TERM=linux
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=nl_NL.UTF-8
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)