Public bug reported: No idea, what happened. I just tried to install the package as is by the help of the synaptics package management.
ProblemType: Package DistroRelease: Ubuntu 12.04 Package: ruby-json (not installed) ProcVersionSignature: Ubuntu 3.2.0-32.51-generic 3.2.30 Uname: Linux 3.2.0-32-generic x86_64 ApportVersion: 2.0.1-0ubuntu14 Architecture: amd64 Date: Tue Oct 9 09:07:51 2012 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-boulder-precise-amd64-20120529-0 ErrorMessage: Versuch, »/usr/lib/ruby/vendor_ruby/json.rb« zu überschreiben, welches auch in Paket ruby-json-pure 1.5.1-0ubuntu3 ist InstallationMedia: Ubuntu 12.04 "Precise" - Build amd64 LIVE Binary 20120529-17:17 SourcePackage: ruby-json Title: package ruby-json (not installed) failed to install/upgrade: Versuch, »/usr/lib/ruby/vendor_ruby/json.rb« zu überschreiben, welches auch in Paket ruby-json-pure 1.5.1-0ubuntu3 ist UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: ruby-json (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package precise -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1064223 Title: package ruby-json (not installed) failed to install/upgrade: Versuch, »/usr/lib/ruby/vendor_ruby/json.rb« zu überschreiben, welches auch in Paket ruby-json-pure 1.5.1-0ubuntu3 ist To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ruby-json/+bug/1064223/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs