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
Apple Forces Amazon German App Store To Close
Online retailer Amazon has had to close there application store in Germany. Steve Jobs has said that he owns the right to add the word ‘store’ to another word and then claim it for the rest of eternity.
Apple,is one of the 1st companies you think of when some one says App store. But because some other companies, which also want to sell applications in a store, have taken this generic term and used it themselves.
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