Welcome to Alpha testing :) You are reporting so many issues in one bug report. Could you give LiveCD a try and check what works and what not, anyways unity is not to blame
** Changed in: unity (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/823432 Title: multiple system breaks: GUI failure, boot failure, sloppy workaround To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/823432/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs