关于Assertion failure in -[UIApplication _runWithMainScene:transitionContext:completion:]
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昨天刚更新的xcode7,结果一运行报的 Assertion failure in -[UIApplication _runWithMainScene:transitionContext:completion:], /BuildRoot/Library/Caches/com.apple.xbs/Sources/UIKit_Sim/UIKit-3505.16/UIApplication.m:3294 也没有崩到某一行。
结果发现,在appdelegate中,
[self.windowsetRootViewController:_rootViewController];
[self.windowmakeKeyAndVisible];
这个需要写在程序运行后就能自动运行的地方,不能写在某个请求结束的地方,或者引导页之类的点击btn的事件中。以前我是先[self.window addSubView:_scrollview];在window上添加引导页后,在点击引导页的开始后才执行
[self.window setRootViewController:_rootViewController];
[self.window makeKeyAndVisible];
现在将引导页放在了rootViewController中,程序第一次运行时直接加载rootViewController,这样就不报错了。
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