springboot项目启动时报错：Exception in thread “main“ java.lang.NoClassDefFoundError: org/slf4j/Logger......

一、错误信息如下Exception in thread main java.lang.NoClassDefFoundError: org/slf4j/Loggerat org.apache.logging.slf4j.SLF4JLoggerContext.getLogger(SLF4JLoggerContext.java:39)at org.apache.commons.logging.LogAdapter$Log4jLog.init(LogAdapter.java:165)at org.apache.commons.logging.LogAdapter$Log4jAdapter.createLog(LogAdapter.java:122)at org.apache.commons.logging.LogAdapter.createLog(LogAdapter.java:89)at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:67)at org.apache.commons.logging.LogFactory.getLog(LogFactory.java:59)at org.springframework.boot.SpringApplication.clinit(SpringApplication.java:196)at com.zone.gateway.SigmaGatewayApplication.main(SigmaGatewayApplication.java:17)Caused by: java.lang.ClassNotFoundException: org.slf4j.Loggerat java.net.URLClassLoader.findClass(URLClassLoader.java:387)at java.lang.ClassLoader.loadClass(ClassLoader.java:418)at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)at java.lang.ClassLoader.loadClass(ClassLoader.java:351)... 8 more二、解决方法修改pom.xml中slf4j依赖配置原来dependency groupIdorg.slf4j/groupId artifactIdslf4j-api/artifactId scopeprovided/scope /dependency改为下面配置dependency groupIdorg.slf4j/groupId artifactIdslf4j-api/artifactId version1.7.25/version /dependency !-- This is used for slf4j binding with log4j -- dependency groupIdorg.slf4j/groupId artifactIdslf4j-log4j12/artifactId version1.7.25/version scopetest/scope /dependency参考资料https://www.5axxw.com/questions/content/ve908qhttps://www.5axxw.com/questions/content/ve908qidea环境配置如下采用jdk11启动正常。