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이클립스에서 메이븐 사용 중 ClassNotFoundException 또는 이유없는 500에러가 나올때 해결법

3월 31, 2023 - (Updated: 4월 08, 2024)

콜드카드

이클립스에서 프로젝트를 메이븐으로 돌리던 중 서버를 시작하고 페이지 URL을 입력했을 때 콘솔화면에 ClassNotFoundException 또는 화면에 알 수 없는 이유의 500에러가 나오는 경우가 있습니다. 이때 메이븐 업데이트를 통해 해결하는 방법입니다.

메이븐-ClassNotFoundException

해결방법

1. 이클립스에서 에러나는 프로젝트에 마우스 오른쪽 클릭 후 Maven - Update Project 를 클릭합니다.

메이븐-에러-해결법

메이븐 프로젝트를 업데이트 합니다

2. Update Maven Project에서 프로젝트가 잘 선택되어 있는지 확인하고 OK버튼을 누릅니다.

메이븐-에러-해결법

프로젝트 확인 후 OK

3. OK버튼을 누른 후 프로젝트 빌드가 완료되면 Servers 탭으로 이동해 현재 사용중인 서버를 리스타트하면 해결됩니다.

메이븐-에러-해결법

빌드 완료 후 서버를 리스타트 합니다

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