🛤️현상 2023-06-21 17:09:46.561 WARN 11180 --- [nio-8080-exec-7] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot construct instance of hanium.highwayspring.school.School (although at least one Creator exists): no int/Int-argument constructor/factory method to deserialize from Number value (1); nested e..
