I'm unable to build a project that uses CocoaPods. I get the following errors: diff: /../Podfile.lock: No such file or directory diff: Manifest.lock: No such file or directory error: The sandbox is not in sync with the Podfile.lock. Run 'pod install' or update your CocoaPods installation.` $ pod install seems to work fine and adds a Pods Project to my Workspace. I've tried $ pod update but this do