[xcode 에러] Logging Error: Failed to initialize logging system. Log messages may be missing. If this issue persists, try setting IDEPreferLogStreaming=YES in the active scheme actions environment variables.

MAC Xcode 업데이트 하고나서 아래와 같이 빨간 에러 표시줄이 생겼습니다.

발생 Logging Error

Logging Error: Failed to initialize logging system. Log messages may be missing. If this issue persists, try setting IDEPreferLogStreaming=YES in the active scheme actions environment variables

해결방법

1. In the top bar of your Xcode window, click on your project name in the status bar
2. Select “Edit Scheme” in the pop-up menu
3. In the left column, tap the “Run” section.
4. Argument Tab In “Environment Variables”, click “+”
5. Type in: IDEPreferLogStreaming=YES
6. Close

Scheme 에서 실행할때 환경변수 IDEPreferLogStreaming=YES 값 입력해주면 해결됩니다.

이상 끝.