我正在使用Xcode8并将项目更新为swift3。当我在Xcode8.1中打开我的工作区时收到以下消息。Thetargets“Alamofire”and“DBAlertController”containsourcecodedevelopedwithanearlierversionofSwift.DerivedDatamark$pod--version1.2.0.beta.1我清空了/Users/mark/Library/Developer/Xcode/DerivedData播客文件pod'DBAlertController',:git=>'https://github.com/dbe