Regarding my comment above, I tried Benjamin's suggestion to install eclipse-plugin-cvs, which led me to learn that I also needed to install these packages via apt-get too:
eclipse-jdt eclipse-pde Then new software installation worked! Thanks for the suggestion. -- The artifact file for osgi.bundle,org.eclipse.update.core.linux,3.2.100.v20081008 was not found https://bugs.launchpad.net/bugs/454819 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs