H i Christopher I installed the last kernel 4.3.0-040300rc3-generic. After this installation, the problem has been fixed.
But there is another problem with progress bar. It seems as paused, then immediately it moves on to normal position. But anyway Actually you can close the topic. Thanks Ertan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1494893 Title: BUG: unable to handle kernel NULL pointer dereference at 0000000000000038 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1494893/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs