[Swift iOS] 삽질이야기 Errors were encountered while preparing your device for development. Please check the Devices and Simulators Window.

실단말에서 테스트를 위해 XCode를 빌드시키면

Errors were encountered while preparing your device for development. Please check the Devices and Simulators Window.

와 같이 에러문구가 나타날때가 있다. 이때

해결법은:

실단말을 재부팅 시키자.

XCode버그인듯..