The same happens for me, it started occuring recently, I think two kernel upgrades before 24-16, but I could be wrong. The brightness cannot be adjusted until gnome is loaded (but that is normal right?) and it happens at the same point during boot up every time. It's a bit annoying.
** Changed in: ubuntu Status: New => Confirmed -- screen dims on boot https://bugs.launchpad.net/bugs/214736 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