servicecomb log4j-slf4j-impl cannot be present with log4j-to-slf4j
servicecomb log4j-slf4j-impl cannot be present with log4j-to-slf4jservicecomb log4j-slf4j-impl cannot be present with log4j-to-slf4jspring boot/cloud项目下查看是否引入的多余的log4j依赖，spring-boot本身自带log4j直接删除你引入的log4j或者排除spring boot的log4j<dependency>
