I found a workaround on this site: http://askubuntu.com/questions/93571/cannot-install-ia32-libs-on-a-64 -bit-ubuntu-installation
Create this file: sudo nano /etc/apt/preferences and insert the following lines: Package: * Pin: release a=quantal* Pin-Priority: 2012 Ctrl-X to quit and Y to save Then do a downgrade: sudo apt-get dist-upgrade Then install ia32-libs sudo apt-get install ia32-libs Don't forget to delete the preferences file you created so that other updates will be found! sudo rm /etc/apt/preferences -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1222123 Title: ia32-libs is not installable on Ubuntu 13.04 due to unmet dependencies (ia32-libs-multiarch) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ia32-libs/+bug/1222123/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
