# [Fix] Fragment에서 lifecycleOwner 문제 해결, 리팩터링 #216
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문제
안드로이드 버전 12에서 앱을 실행했을 때 메뉴 화면에 진입할 때 앱이 종료되는 오류가 발생
원인
Fragment에서 LiveData를 observe 할 때 lifecycleOwner 사용이 문제
해결
lifecycleOwner 대신 viewLifeCycle을 사용