What does the output of `lsusb -v` describe the mouse as? If it's a keyboard, it may be sending keystrokes when powered on.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/807747 Title: grub2 shows boot menu when usb mouse is connected To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/807747/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
