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
Best Buy Offering $50 Off iPad 3's + A Free $75 Gift Card
If you are not bothered about having the latest gadget but just want something to do the job then Best Buy is offering an amazing deal. Best Buy for today only is offering $50 off the iPad 3 which was introduced in March 2012 and a free $75 gift card.
The iPad 3 is the previous generation of iPads but if you are not bothered about the lightning connector , A6 processor or a HD FaceTime camera then you can have already clicked the add to basket button.
Be sure to act fast on the amazing deal as the deal is for today only and they are flying of the shelves. Purchase here : Best Buy