Cannot install pidgin on Lubuntu after installing 12.04

[Matthew Long]

Here's the error message from the terminal. Obviously I expect it to install the package but it does not.

$ sudo apt-get install pidgin
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies.
 pidgin : Depends: pidgin-data (< 1:2.10.3-z) but 1:2.10.6-0ubuntu1+pidgin1.11.10 is to be installed
          Recommends: pidgin-libnotify but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
-----------------

Here's the policy for package from apt:

$ apt-cache policy pidgin
pidgin:
  Installed: (none)
  Candidate: 1:2.10.3-0ubuntu1.1
  Version table:
     1:2.10.3-0ubuntu1.1 0
        500 http://gb.archive.ubuntu.com/ubuntu/ precise-updates/main i386 Packages
        500 http://security.ubuntu.com/ubuntu/ precise-security/main i386 Packages
     1:2.10.3-0ubuntu1 0
        500 http://gb.archive.ubuntu.com/ubuntu/ precise/main i386 Packages

--------------------

Here's the data for my distro:

$ lsb_release -rd
Description: Ubuntu 12.04 LTS
Release: 12.04

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: pidgin (not installed)
ProcVersionSignature: Ubuntu 3.2.0-26.41-generic 3.2.19
Uname: Linux 3.2.0-26-generic i686
ApportVersion: 2.0.1-0ubuntu11
Architecture: i386
Date: Sun Jul 22 18:18:05 2012
EcryptfsInUse: Yes
InstallationMedia: Lubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
ProcEnviron:
 LANGUAGE=en_GB:en
 TERM=xterm
 PATH=(custom, no user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SourcePackage: pidgin
UpgradeStatus: Upgraded to precise on 2012-07-20 (2 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Gabriel Achtig (achtig)]

Same problem here, using amd64

$ sudo apt-get install pidgin
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 pidgin : Depends: pidgin-data (< 1:2.10.3-z) but 1:2.10.6-0ubuntu1+pidgin1.10.04 is to be installed
          Recommends: pidgin-libnotify but it is not going to be installed

$ sudo apt-cache policy pidgin
pidgin:
  Installed: (none)
  Candidate: 1:2.10.3-0ubuntu1.1
  Version table:
     1:2.10.6-0ubuntu1+pidgin1.10.04 0
        100 /var/lib/dpkg/status
     1:2.10.3-0ubuntu1.1 0
        500 http://ar.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages
        500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages
     1:2.10.3-0ubuntu1 0
        500 http://ar.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages

$ lsb_release -rd
Description: Ubuntu 12.04.1 LTS
Release: 12.04