CleanDetritus at Mac App Store analyse

using old Xcode projects in Xcode gives an error related to old RSRCS format relics: /Users/ingconti/Library/Developer/Xcode/DerivedData/.......Products/Debug-iphoneos/MyApp.app: resource fork, Finder information, or similar detritus not allowed Command /usr/bin/codesign failed with exit code 1 App will clean all detrita removing "com.apple.ResourceFork" and "com.apple.FinderInfo" keys. NOTE: ONLY for programmers! Usage: choose folder You want to clean, it will recursively traverse all subfolder removing "detritus" PS: do not pass a very deep hierarchy of folder: due to a limit in Posix threading, It will crash.