Thanks for creating the question about the issue. :-) I took the liberty to add a comment to the question thread which explicitely indicates where to find the solution. I hope you don't mind.
Cheers -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1470640 Title: In Vivid Vervet, onscreen keyboard won't input to password/user fields To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/onboard/+bug/1470640/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs