[Bug 1250704] Re: tried to install 12.04 alongside 13.10 didn't work

[Ubuntu Foundations Team Bug Bot]

Exception during installation:
Nov 13 02:31:09 ubuntu plugininstall.py: SystemError: E:Sub-process /usr/bin/dpkg returned an error code (1)
Nov 13 02:31:09 ubuntu plugininstall.py: 


** Tags added: installer-crash

** Changed in: ubiquity (Ubuntu)
   Importance: Undecided => High

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https://bugs.launchpad.net/bugs/1250704

Title:
  tried to install 12.04 alongside 13.10 didn't work

Status in “ubiquity” package in Ubuntu:
  New

Bug description:
  I had an issue with 13.10, it wouldn't allow me to login, said "failed
  to authenticate" or something like that. Tried to install 12.04
  alongside it, but when the installation finished it said that it
  failed for some reason.

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: ubiquity 2.10.26
  ProcVersionSignature: Ubuntu 3.8.0-29.42~precise1-generic 3.8.13.5
  Uname: Linux 3.8.0-29-generic x86_64
  ApportVersion: 2.0.1-0ubuntu17.4
  Architecture: amd64
  CasperVersion: 1.315.1
  Date: Tue Nov 12 19:35:16 2013
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/ubuntu.seed boot=casper only-ubiquity quiet splash --
  LiveMediaBuild: Ubuntu 12.04.3 LTS "Precise Pangolin" - Release amd64 (20130820.1)
  MarkForUpload: True
  ProcEnviron:
   TERM=linux
   PATH=(custom, no user)
   LANG=en_US.UTF-8
  SourcePackage: ubiquity
  UpgradeStatus: No upgrade log present (probably fresh install)

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