I also havbe the problem.I am using Ubuntu 14.04 64 bit with a Thinkpad E545."thinkpad unsupported brightness interface" message is showing while booting up.I think this problem because of our computer'GPU is AMD.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1320659 Title: [Lenovo ThinkPad Edge E430] "thinkpad unsupported brightness interface" message is showing while booting up To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1320659/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
