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iTunes 10.2: iTunes was unable to load data class information from Sync Services alert after installing Xcode 4

Posted in Apple iTunes

Symptoms

After installing Xcode 4 on a computer using Mac OS X v10.6.x, you may receive an alert when syncing an iPhone, iPad, or iPod:

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Products Affected

iTunes 10 for Mac

One Moment Please

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Read more http://support.apple.com/kb/TS3744