No EntityManager with1

• [Spring Data JPA] No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call 에러 해결 No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call; nested exception is javax.persistence.TransactionRequiredException: No EntityManager with actual transaction available for current thread - cannot reliably process 'persist' call @Transactional 어노테이션을 명시하지 않아서 발생하는 에러이다. 기본적으로 JPA는 transaction을 기반으로 작동하게 되어있다. transaction 단위에 따라 1차캐시영역.. 개발중/Troubleshooting 2023. 1. 19.