❗️문제 상황✉️ 오류 메시지Exception in thread "main" java.lang.ClassCastException: class jdk.proxy2.$Proxy21 cannot be cast to class ver3_aop_annotation.Boy (jdk.proxy2.$Proxy21 is in module jdk.proxy2 of loader 'app'; ver3_aop_annotation.Boy is in unnamed module of loader 'app')at ver3_aop_annotation.Main.main(Main.java:14) 📃 문제 코드public static void main(String[] args) throws Exception { Application..
