!!WORKAROUND!! editing /usr/lib/eclipse/configuration/org.eclipse.update/platform.xml and removing all failed entries listed in Help->Software Setup -> Manage Configuration solved the problem
-- Installation of Plugins via 'Update' impossible due outdated source https://bugs.launchpad.net/bugs/445376 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
