MPU-401: https://en.wikipedia.org/wiki/MPU-401
What's your output from 'dmesg | grep -u mpu-401'? I'm running 3.19.0-28-generic and I have no error. Have you tried updating your kernel from the upstream? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1443382 Title: lubuntu slow boot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1443382/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs