Error instantiating template in Xcode: Error Domain=NSCocoaErrorDomain Code=642 "You can’t save the file “macOS (Extension)” because the volume is read only." UserInfo={NSFilePath=/YOU CAN READ IT Dyslexia won't stop you!/macOS (Extension), NSUnderlyingError=0x6000009a4270 {Error Domain=NSPOSIXErrorDomain Code=30 "Read-only file system"}}. Could not create project.