My Xcode only supports 3.1.2 not IPhone OS 3.1.3
What can I do?? I just upgraded my iPhone OS but now my Xcode can't ru开发者_运维知识库n things on it.
(and the newest Xcode on the apple site is like a beta version or something)
The latest SDK is 3.1.3.
http://developer.apple.com/iphone/index.action#
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