package keyboard-configuration 1.57ubuntu20 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[DapperD]

Binary package hint: console-setup

updating / upgrading while installing from DVD.iso ( Mac ) as of 20.4.'11

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: keyboard-configuration 1.57ubuntu20
ProcVersionSignature: Ubuntu 2.6.38-8.42-powerpc64-smp 2.6.38.2
Uname: Linux 2.6.38-8-powerpc64-smp ppc64
Architecture: powerpc
Date: Wed Apr 20 23:44:50 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 1
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Beta powerpc (20110419)
PackageArchitecture: all
SourcePackage: console-setup
Title: package keyboard-configuration 1.57ubuntu20 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to natty on 2011-04-20 (0 days ago)