[Bug 1167137] Re: dpkg: error processing grub-pc

[Marcus Tomlinson]

This release of Ubuntu is no longer receiving maintenance updates. If
this is still an issue on a maintained version of Ubuntu please let us
know.

** Changed in: grub2 (Ubuntu)
       Status: New => Incomplete

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Title:
  dpkg: error processing grub-pc

Status in grub2 package in Ubuntu:
  Incomplete

Bug description:
  Using a preseed command to dist-upgrade during the install (utilising
  UTAH to provision the machine) fails when attempting to process grub-
  pc.

  Excerpt from install log:

  >Apr 10 02:29:53 dx-autopilot-ati in-target: Setting up grub-common (2.00-13ubuntu3) ...
  <13>Apr 10 02:29:54 dx-autopilot-ati in-target: Installing new version of config file /etc/grub.d/05_debian_theme ...
  <13>Apr 10 02:29:54 dx-autopilot-ati in-target: invoke-rc.d: policy-rc.d denied execution of start.
  <13>Apr 10 02:29:54 dx-autopilot-ati in-target: Setting up grub2-common (2.00-13ubuntu3) ...
  <13>Apr 10 02:29:54 dx-autopilot-ati in-target: Setting up grub-pc-bin (2.00-13ubuntu3) ...
  <13>Apr 10 02:29:55 dx-autopilot-ati in-target: Setting up grub-pc (2.00-13ubuntu3) ...
  <13>Apr 10 02:29:55 dx-autopilot-ati in-target: debconf: unable to initialize frontend: Passthrough
  <13>Apr 10 02:29:55 dx-autopilot-ati in-target: debconf: (Failed to open fd 3: Bad file descriptor at (eval 26) line 3)
  <13>Apr 10 02:29:55 dx-autopilot-ati in-target: debconf: falling back to frontend: Noninteractive
  <13>Apr 10 02:29:55 dx-autopilot-ati in-target: Use of uninitialized value in numeric ge (>=) at /usr/share/perl5/Debconf/Priority.pm line 24, <GEN3> line 5.
  <13>Apr 10 02:29:55 dx-autopilot-ati in-target: Use of uninitialized value in numeric ge (>=) at /usr/share/perl5/Debconf/Priority.pm line 24, <GEN3> line 6.
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target: grub-probe: error: failed to get canonical path of /dev/sda1.
  <13>Apr 10 02:29:56  in-target: last message repeated 2 times
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target: Use of uninitialized value in numeric ge (>=) at /usr/share/perl5/Debconf/Priority.pm line 24, <GEN8> line 12.
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target: dpkg: error processing grub-pc (--configure):
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target:  subprocess installed post-installation script returned error exit status 1
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target: Setting up indicator-messages (12.10.6daily13.04.09-0ubuntu1) ...
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target: Setting up libnm-glib-vpn1 (0.9.8.0-0ubuntu3) ...
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target: Setting up indicator-sound (12.10.2daily13.04.09-0ubuntu1) ...
  <13>Apr 10 02:29:56 dx-autopilot-ati in-target: Processing triggers for libc-bin ...
  <13>Apr 10 02:29:57 dx-autopilot-ati in-target: ldconfig deferred processing now taking place
  <13>Apr 10 02:29:57 dx-autopilot-ati in-target: Errors were encountered while processing:
  <13>Apr 10 02:29:57 dx-autopilot-ati in-target:  grub-pc
  <13>Apr 10 02:29:57 dx-autopilot-ati in-target: E: Sub-process /usr/bin/dpkg returned an error code (1)
  <13>Apr 10 02:29:57 dx-autopilot-ati utah: Late command failure detected

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