Gradle설정을 한 후 아래와 같은 오류를 볼 수 있는데SLF4J: No SLF4J providers were found.SLF4J: Defaulting to no-operation (NOP) logger implementationSLF4J: See for further details.ERROR StatusLogger Log4j2 could not find a logging implementation. Please add log4j-core to the classpath. Using SimpleLogger to log to the console... 이렇게 Gradle 설정에 추가해주면 된다implementation 'org.apache.logging.log4j:log4j-core:2.19.0'im..