Edit: After half day, my wife’s Mac started having the same problem. I have then applied the solution that I found in the Apple
Gadget Show Live 2013: Cooler Master Macbook Pro & Macbook Air L-Stand
We just stumbled across Cooler Master’s at the Gadget Show Live 2013 who had some exciting new Macbook stands to show off to the public.
Cooler Master branded their stands as a life style product and not a accessory which sets them apart from their competitors due to their Apple design like features. The L-Stand is compatible with both the Macbook Air and Macbook Pro which means one size fits all.
The stand allows you to display your Macbook style and is the perfect stand if you want to use an extra monitor for your Macbook.
You can find more of our Gadget Show Live 2013 from our Gadget Show Hub
Gadget Show Live 2013