火车的例子出现以下的错误：
File /Users/apple/Library/Developer/Xcode/DerivedData/TrainBusiness-efbqrqlukihelocfyoqtlvdfewze/Build/Products/Debug-iphonesimulator/TrainBusiness.app depends on itself. This target might include its own product.File /Users/app
阅读背景：
火车的例子出现以下的错误
来源：互联网
分享到：
