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 Town Hall Decorated Before Tomorrows iPhone 5S & 5C Event
The first pictures have just been uploaded of Apple’s Town hall which is located on their Cupertino company campus. The picture show the hall decorated in banners for the tomorrows iPhone 5S & iPhone 5C keynote.
The banners are basically identical to the invitations which Apple sent out to members of the press last week. The design seems to using multiple colours which could suggest that we are set to see the rumoured iPhone 5C in multiple colours.
Apple Fan Site will be live blogging the full event from 6pm GMT tomorrow and we also will have a video stream both available at www.MacReviews.com/Live