Caused by: org.apache.logging.log4j.LoggingException: log4j-slf4j-impl cannot be present with log4j

Caused by: org.apache.logging.log4j.LoggingException: log4j-slf4j-impl cannot be present with log4j

SpringBoot出现该错误，log4j冲突，exclusion一下【spring-boot-starter-logging】就好了

<dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-starter</artifactId>
      <exclusions>
          <exclusion>
              <groupId>org.springframework.boot</groupId>
              <artifactId>spring-boot-starter-logging</artifactId>
          </exclusion>
      </exclusions>
  </dependency>