package valac-0.16-vapi 0.15.2-1 failed to install/upgrade: trying to overwrite '/usr/share/vala-0.16/vapi/ccss-1.vapi', which is also in package valac-0.16 0.15.2-0ubuntu1

[David W. A.]

Tried to upgrade packages, seems like it was giving me issues with dependencies

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: valac-0.16-vapi 0.15.2-1
ProcVersionSignature: Ubuntu 3.2.0-19.31-generic 3.2.12
Uname: Linux 3.2.0-19-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: i386
Date: Wed Mar 21 23:10:49 2012
Dependencies:

DpkgTerminalLog:
 Unpacking valac-0.16-vapi (from .../valac-0.16-vapi_0.15.2-1_all.deb) ...
 dpkg: error processing /var/cache/apt/archives/valac-0.16-vapi_0.15.2-1_all.deb (--unpack):
  trying to overwrite '/usr/share/vala-0.16/vapi/ccss-1.vapi', which is also in package valac-0.16 0.15.2-0ubuntu1
DuplicateSignature:
 Unpacking valac-0.16-vapi (from .../valac-0.16-vapi_0.15.2-1_all.deb) ...
 dpkg: error processing /var/cache/apt/archives/valac-0.16-vapi_0.15.2-1_all.deb (--unpack):
  trying to overwrite '/usr/share/vala-0.16/vapi/ccss-1.vapi', which is also in package valac-0.16 0.15.2-0ubuntu1
ErrorMessage: trying to overwrite '/usr/share/vala-0.16/vapi/ccss-1.vapi', which is also in package valac-0.16 0.15.2-0ubuntu1
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
PackageArchitecture: all
SourcePackage: vala-0.16
Title: package valac-0.16-vapi 0.15.2-1 failed to install/upgrade: trying to overwrite '/usr/share/vala-0.16/vapi/ccss-1.vapi', which is also in package valac-0.16 0.15.2-0ubuntu1
UpgradeStatus: Upgraded to precise on 2012-03-21 (1 days ago)

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #961740, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.