libgnome2-bin can't upgrade, gnome-open manpage owned by other package

[OCDC]

During upgrading the package, the following error is seen. Upgrading fails
Unpacking libgnome2-bin (from .../libgnome2-bin_2.32.1-2ubuntu1.1_amd64.deb) ...
dpkg: error processing /var/cache/apt/archives/libgnome2-bin_2.32.1-2ubuntu1.1_amd64.deb (--unpack):
 trying to overwrite '/usr/share/man/man1/gnome-open.1.gz', which is also in package libgnome2-0 2.32.1-2ubuntu2~ppa3

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: libgnome2-bin (not installed)
ProcVersionSignature: Ubuntu 3.2.0-32.51-generic 3.2.30
Uname: Linux 3.2.0-32-generic x86_64
NonfreeKernelModules: symap_custom_3.2.0_32_generic_x86_64 symev_custom_3.2.0_32_generic_x86_64 nvidia
ApportVersion: 2.0.1-0ubuntu14
Architecture: amd64
Date: Tue Oct 30 09:44:30 2012
InstallationMedia: Kubuntu 10.10 "Maverick Meerkat" - Alpha amd64 (20100701)
SourcePackage: libgnome
UpgradeStatus: No upgrade log present (probably fresh install)