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 Confirm iPhone Event for Oct 4th –
Apple today has now started sending there first invites for an event name “Lets talk iPhone” which is said to take place atApple’s Cupertino campus on Oct. 4 at around 10am PT. We are expecting 2 Main items to be announced at this event the next generation iPhone and also a cheaper version , We are expecting these phones to be released on October 15th 2011 in the UK. For the next generation iPhone we are expecting a 8 MP camera, 1 GB of RAM, aluminium back (to match iMac and macbook pro’s) and also a larger screen.