안드로이드 스튜디오에서 unresolved 에러가 난다면
보통 id를 참조하려는데
kotlin-android-extensions 라이브러리 를
Build.gradle에 플러그인 하지 않았기 때문일 것인데..
나는 라이브러리를 필요로 하지도 않는데 떡하니 빨간줄로 오류가 났다.
unresolved reference: lazy
왜 쓸 수 없는건데...?
그냥 안스에서 File
Invalidate cache and restart 버튼을 눌러주고 재시작하면,
캐시가 삭제되어 쓸 수 있게 된다
private val binding : ActivityMainBinding by lazy {재시작으로만으로 안되는 이해못할 에러가 있다면 캐시를 삭제해보세요....
하하^^
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