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 Seed OSX 10.7.2 GM To Developers –
Following the event today which Apple announced iCloud and iOS 5.OS X 10.7.2 GM is now available developers from the developer center. The GM Release is said to be to get Mac prepared for iCloud’s release which is going to be October 12th.
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