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我正在尝试使用我创建的 xib 设置自定义标注视图,但它没有显示。当我点击 pin 时,应用程序崩溃并显示以下错误
有谁能帮助我吗?你可以在这里找到代码。 https://github.com/andreasvas/xcode
在您的界面构建器中CalloutView.xib;
CalloutView.xib
File's Owner
CalloutViewController
UIView