iOS/Xcode异常:reason: ‘Could not instantiate class named NSLayoutConstraint’
2012-10-17 16:12
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异常信息:Terminating app due to uncaught exception ‘NSInvalidUnarchiveOperationException’, reason: ‘Could not instantiate class named NSLayoutConstraint‘
具体场景:Xcode 4.5 选择iPhone、iPad 5.0/5.1 Simulator(模拟器)
解决办法:需要关闭storyboard或xib界面文件的Use Auto Layout 选项,这是因为Auto Layout特性是iOS 6 新增加的,在之前的 5.0/5.1 Simulator模拟器中不支持。
具体场景:Xcode 4.5 选择iPhone、iPad 5.0/5.1 Simulator(模拟器)
解决办法:需要关闭storyboard或xib界面文件的Use Auto Layout 选项,这是因为Auto Layout特性是iOS 6 新增加的,在之前的 5.0/5.1 Simulator模拟器中不支持。
![](http://www.entlib.net/wp-content/uploads/2012/09/error_xcode_NSLayoutConstraint.png)
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