mac app store temporarily unavailable!!!!!
ive been experiencing a problem with the app store on my macbook pro for quite some time now
every time i open the app store it shows a black screen.
and if i got to the updates i get a message saying that the app store is temporarily unavailable.
its been driving me crazy
i created a new user and the app store works just fine
if any one can help then pleeeeease do!!!
MacBook Pro, OS X Mountain Lion (10.8.3)