lenovo had released a patch to solve this problem. Download and install it.
or you can disable the tvt scheduler service in: system control - computer administration - services
_________________________________________________________ Follow @LenovoForums on Twitter! Try the forum search, before first posting: Forum Search Option Please insert your type, model (not S/N) number and used OS in your posts. I´m a volunteer here using New X1 Carbon, ThinkPad Yoga, Yoga 11s, Yoga 13, T430s,T510, X220t, IdeaCentre B540. TIP: If your computer runs satisfactorily now, it may not be necessary to update the system.