I have the same issue. Is exactly the same as described by rcorlett. I have Ubuntu 10.04 only, no dual boot, installed in a Lenovo T400 (6474-D51). My appearance Visual Effects are set on Normal. It started as soon I installed it and no fixes that I downloaded has solved the problem.
-- Dell inspiron screen flicker after upgrade to ubuntu 10.04 https://bugs.launchpad.net/bugs/587935 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