package dbus 1.4.18-1ubuntu1.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127

[anthony bowers]

I CANNOT UPGRADE

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: dbus 1.4.18-1ubuntu1.4
ProcVersionSignature: Ubuntu 3.2.0-56.86-generic-pae 3.2.51
Uname: Linux 3.2.0-56-generic-pae i686
ApportVersion: 2.0.1-0ubuntu17.6
Architecture: i386
Date: Wed Nov 13 14:36:31 2013
DpkgTerminalLog:
 Setting up dbus (1.4.18-1ubuntu1.4) ...
 /var/lib/dpkg/info/dbus.postinst: 41: /var/lib/dpkg/info/dbus.postinst: awk: not found
 dpkg: error processing dbus (--configure):
  subprocess installed post-installation script returned error exit status 127
DuplicateSignature: package:dbus:1.4.18-1ubuntu1.4:subprocess installed post-installation script returned error exit status 127
ErrorMessage: subprocess installed post-installation script returned error exit status 127
MarkForUpload: True
SourcePackage: dbus
Title: package dbus 1.4.18-1ubuntu1.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127
UpgradeStatus: No upgrade log present (probably fresh install)