Reply to Does Xcode 12 (12A7209) crash Spotlight? Also Core Data template does not run in Simulator. Also makes Mac super hot and fans whirl?! Yes. I just launched Xcode Version 12.0.1 (12A7300)on a fresh installation of Catalina 10.15.7 and started opened an Xcode project. When I launched the refresh Preview or Simulator I get the same error: Spotlight unexpectedly quit. Developer Tools & Services Xcode Oct ’20