package gufw 11.10.2-0ubuntu2 failed to install/upgrade: trying to overwrite '/usr/share/icons/hicolor/48x48/apps/gdu-encrypted-lock.png', which is also in package gnome-disk-utility 3.0.2-2ubuntu3

Uninstalling gnome-disk-utility allows the install to proceed, but then gnome-disk-utility can no longer be installed due to the same error.

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: gufw 11.10.2-0ubuntu2
ProcVersionSignature: Ubuntu 3.2.0-8.14-generic 3.2.0
Uname: Linux 3.2.0-8-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 1.90-0ubuntu1
Architecture: amd64
Date: Tue Jan 10 20:32:02 2012
DpkgTerminalLog:
 Preparing to replace gufw 11.10.2-0ubuntu2 (using .../gufw_12.04.0-0ubuntu1_all.deb) ...
 Unpacking replacement gufw ...
 dpkg: error processing /var/cache/apt/archives/gufw_12.04.0-0ubuntu1_all.deb (--unpack):
  trying to overwrite '/usr/share/icons/hicolor/48x48/apps/gdu-encrypted-lock.png', which is also in package gnome-disk-utility 3.0.2-2ubuntu3
DuplicateSignature:
 Unpacking replacement gufw ...
 dpkg: error processing /var/cache/apt/archives/gufw_12.04.0-0ubuntu1_all.deb (--unpack):
  trying to overwrite '/usr/share/icons/hicolor/48x48/apps/gdu-encrypted-lock.png', which is also in package gnome-disk-utility 3.0.2-2ubuntu3
ErrorMessage: trying to overwrite '/usr/share/icons/hicolor/48x48/apps/gdu-encrypted-lock.png', which is also in package gnome-disk-utility 3.0.2-2ubuntu3
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120108)
PackageArchitecture: all
SourcePackage: gui-ufw
Title: package gufw 11.10.2-0ubuntu2 failed to install/upgrade: trying to overwrite '/usr/share/icons/hicolor/48x48/apps/gdu-encrypted-lock.png', which is also in package gnome-disk-utility 3.0.2-2ubuntu3
UpgradeStatus: No upgrade log present (probably fresh install)