i have propalms with mac app store when i download application some of them do not open and display message by application tell me “Oh Balls 2” is damaged and can’t be opened. Delete “Oh Balls 2” and download it again from the App Store what i do
file://localhost/Users/taha/Desktop/Screen%20Shot%20٢%D9%A0١٢-١١-٢٣%20at%20١%D9% A0.٥٨.٥٥%20ص.png
MacBook Air, OS X Mountain Lion (10.8.2)