仅更新到Xcode 10.2，现在我们的项目无法编译。我们正在使用FirebaseCore（通过可可豆荚）。知道发生了什么事吗？
error: Multiple commands produce '/Users/User/Library/Developer/Xcode/DerivedData/App-bzgjsblgwdygzrcgpkzfblperpwl/Build/Products/Debug/FirebaseCore/FirebaseCore.framework/PrivateHeaders':
1) Target 'FirebaseCore' (project 'Pods') has symlink command from '/Users/User/Library/Developer/Xcode/DerivedData/App-bzgjsblgwdygzrcgpkzfblperpwl/Build/Products/Debug/FirebaseCore/FirebaseCore.framework/PrivateHeaders' to 'Versions/Current/PrivateHeaders'
2) Target 'FirebaseCore' (project 'Pods') has symlink command from '/Users/User/Library/Developer/Xcode/DerivedData/App-bzgjsblgwdygzrcgpkzfblperpwl/Build/Products/Debug/FirebaseCore/FirebaseCore.framework/PrivateHeaders' to 'Versions/Current/PrivateHeaders'
有数百种此类错误出现。
error: Multiple commands produce '/Users/User/Library/Developer/Xcode/DerivedData/App-bzgjsblgwdygzrcgpkzfblperpwl/Build/Products/Debug/GoogleUtilities/GoogleUtilities.framework':
1) Target 'GoogleUtilities' (project 'Pods') has create directory command with output '/Users/User/Library/Developer/Xcode/DerivedData/App-bzgjsblgwdygzrcgpkzfblperpwl/Build/Products/Debug/GoogleUtilities/GoogleUtilities.framework'
2) Target 'GoogleUtilities' (project 'Pods') has create directory command with output '/Users/User/Library/Developer/Xcode/DerivedData/App-bzgjsblgwdygzrcgpkzfblperpwl/Build/Products/Debug/GoogleUtilities/GoogleUtilities.framework'
任何想法都需要做什么？