[英]App crashes when starting on iOS 5
Today when testing app on iOS 5, I've found a problem, it crashes on starting. 今天,当在iOS 5上测试应用程序时,我发现了一个问题,它在启动时崩溃了。
dyld: Symbol not found: _OBJC_CLASS_$_UIActivityViewController
Referenced from: /var/mobile/Applications/6F884421-A676-434B-89E0-598F4F8F277F/HGroupware.app/HGroupware
Expected in: /System/Library/Frameworks/UIKit.framework/UIKit
in /var/mobile/Applications/6F884421-A676-434B-89E0-598F4F8F277F/HGroupware.app/HGroupware
So what should I do? 所以我该怎么做? Change deployment target to iOS >= 6.0 or any solution?
将部署目标更改为iOS> = 6.0或任何解决方案? Please help me.
请帮我。
Yes only solution is IOS >=6. 是的,唯一的解决方案是IOS> = 6。 Because
UIActivityViewController
is only available from IOS6 . 因为
UIActivityViewController
仅可从IOS6获得 。 See this apple's doc 看到这个苹果的文档
UIActivityViewController is "Available in iOS 6.0 and later.", so ideally, yes, change deployment target. UIActivityViewController是“在iOS 6.0及更高版本中可用。”因此,理想情况下,是的,更改部署目标。 Or change it on something else in code if [UIActivityViewController class] returns nil.
或者,如果[UIActivityViewController类]返回nil,则在代码中的其他内容上进行更改。
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