Upgraded server using release upgrade 12.04 to 14.04 failed 127

[Matt.V]

Upgraded server 10.04 to 12.04 using release upgrade, and then 12.04 to 14.04 which gave this error part way through.

field.title=package+keyboard-configuration+1.70ubuntu5+failed+to+install%2Fupgrade%3A+ErrorMessage%3A+subprocess+installed+post-installation+script+returned+error+exit+status+127

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: keyboard-configuration 1.70ubuntu5
ProcVersionSignature: Ubuntu 2.6.32-316.31-ec2 2.6.32.38+drm33.16
Uname: Linux 2.6.32-316-ec2 x86_64
ApportVersion: 2.14.1-0ubuntu3.3
Architecture: amd64
Date: Fri Aug 29 13:01:51 2014
DuplicateSignature: package:keyboard-configuration:1.70ubuntu5:ErrorMessage: subprocess installed post-installation script returned error exit status 127
Ec2AMI: ami-b6fe27c1
Ec2AMIManifest: (unknown)
Ec2AvailabilityZone: eu-west-1b
Ec2InstanceType: c3.large
Ec2Kernel: aki-4feec43b
Ec2Ramdisk: unavailable
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 127
PackageArchitecture: all
SourcePackage: console-setup
Title: package keyboard-configuration 1.70ubuntu5 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 127
UpgradeStatus: Upgraded to trusty on 2014-08-29 (0 days ago)

[Matt.V (mvording)]

Re-ran after error, here is the log:

bitnami@ip-10-89-145-42:~/curr_running_new/cardprocessor$ sudo do-release-upgrade -q
bitnami@ip-10-89-145-42:~/curr_running_new/cardprocessor$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages were automatically installed and are no longer required:
  consolekit cvs g++-4.4 hal hal-info lib32bz2-1.0 lib32gcc1 lib32ncurses5
  lib32stdc++6 lib32z1 libeggdbus-1-0 libffi5 libfile-copy-recursive-perl
  libhal-storage1 libhal1 libjpeg62 libkadm5clnt-mit7 libkadm5srv-mit7
  libkdb5-4 liblzma1 libpam-ck-connector libstdc++6-4.4-dev libtasn1-3-dev
  libv4l-0 python-gnupginterface python-gobject python-pexpect python-smartpm
  python-support smartdimmer ssl-cert update-inetd
Use 'apt-get autoremove' to remove them.
The following packages will be upgraded:
  console-setup kbd keyboard-configuration ubuntu-minimal
4 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
4 not fully installed or removed.
Need to get 0 B/1,925 kB of archives.
After this operation, 182 kB of additional disk space will be used.
Do you want to continue? [Y/n] y
Preconfiguring packages ...
iconv: error while loading shared libraries: libiconv.so.2: cannot open shared object file: No such file or directory
keyboard-configuration failed to preconfigure, with exit status 127
(Reading database ... 96829 files and directories currently installed.)
Preparing to unpack .../keyboard-configuration_1.70ubuntu8_all.deb ...
Unpacking keyboard-configuration (1.70ubuntu8) over (1.70ubuntu5) ...
Preparing to unpack .../console-setup_1.70ubuntu8_all.deb ...
Unpacking console-setup (1.70ubuntu8) over (1.70ubuntu5) ...
Preparing to unpack .../kbd_1.15.5-1ubuntu1_amd64.deb ...
Unpacking kbd (1.15.5-1ubuntu1) over (1.15.2-3ubuntu4) ...
Preparing to unpack .../ubuntu-minimal_1.325_amd64.deb ...
Unpacking ubuntu-minimal (1.325) over (1.267.1) ...
Processing triggers for ureadahead (0.100.0-16) ...
Processing triggers for man-db (2.6.7.1-1) ...
Setting up keyboard-configuration (1.70ubuntu8) ...
iconv: error while loading shared libraries: libiconv.so.2: cannot open shared object file: No such file or directory
dpkg: error processing package keyboard-configuration (--configure):
 subprocess installed post-installation script returned error exit status 127
dpkg: dependency problems prevent configuration of console-setup:
 console-setup depends on keyboard-configuration; however:
  Package keyboard-configuration is not configured yet.

dpkg: error processing package console-setup (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of kbd:
 kbd depends on console-setup; however:
  Package console-setup is not configured yet.

dpkg: error processing package kbd (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of ubuntu-minimal:
 ubuntu-minimal depends on console-setup; however:
  Package console-setup is not configured yet.
 ubuntu-minimal depends on kbd; however:
  Package kbd is not configured yet.

dpkg: error processing package ubuntu-m...