Caused by: java.lang.NoClassDefFoundError: redis/clients/jedis/JedisClientConfig

spring连接redis出现该错误：

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'JedisConnectionFactory' defined in class path resource [com/example/demo/componet/RedisConfig.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.redis.connection.jedis.JedisConnectionFactory]: Factory method 'JedisConnectionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: redis/clients/jedis/JedisClientConfig
	at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:658) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:486) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1352) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1195) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:582) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:955) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:918) ~[spring-context-5.3.24.jar:5.3.24]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.24.jar:5.3.24]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:731) ~[spring-boot-2.7.6.jar:2.7.6]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) ~[spring-boot-2.7.6.jar:2.7.6]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) ~[spring-boot-2.7.6.jar:2.7.6]
	at org.springframework.boot.test.context.SpringBootContextLoader.loadContext(SpringBootContextLoader.java:136) [spring-boot-test-2.7.6.jar:2.7.6]
	at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContextInternal(DefaultCacheAwareContextLoaderDelegate.java:141) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:90) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:124) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.web.ServletTestExecutionListener.setUpRequestContextIfNecessary(ServletTestExecutionListener.java:190) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.web.ServletTestExecutionListener.prepareTestInstance(ServletTestExecutionListener.java:132) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:248) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.createTest(SpringJUnit4ClassRunner.java:227) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner$1.runReflectiveCall(SpringJUnit4ClassRunner.java:289) [spring-test-5.3.24.jar:5.3.24]
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) [junit-4.13.2.jar:4.13.2]
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.methodBlock(SpringJUnit4ClassRunner.java:291) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:246) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:97) [spring-test-5.3.24.jar:5.3.24]
	at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331) [junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79) [junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329) [junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66) [junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293) [junit-4.13.2.jar:4.13.2]
	at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61) [spring-test-5.3.24.jar:5.3.24]
	at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:70) [spring-test-5.3.24.jar:5.3.24]
	at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306) [junit-4.13.2.jar:4.13.2]
	at org.junit.runners.ParentRunner.run(ParentRunner.java:413) [junit-4.13.2.jar:4.13.2]
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:190) [spring-test-5.3.24.jar:5.3.24]
	at org.junit.runner.JUnitCore.run(JUnitCore.java:137) [junit-4.13.2.jar:4.13.2]
	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69) [junit-rt.jar:na]
	at com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33) [junit-rt.jar:na]
	at com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:235) [junit-rt.jar:na]
	at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:54) [junit-rt.jar:na]
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.redis.connection.jedis.JedisConnectionFactory]: Factory method 'JedisConnectionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: redis/clients/jedis/JedisClientConfig
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185) ~[spring-beans-5.3.24.jar:5.3.24]
	at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:653) ~[spring-beans-5.3.24.jar:5.3.24]
	... 43 common frames omitted
Caused by: java.lang.NoClassDefFoundError: redis/clients/jedis/JedisClientConfig
	at com.example.demo.componet.RedisConfig.JedisConnectionFactory(RedisConfig.java:33) ~[classes/:na]
	at com.example.demo.componet.RedisConfig$$EnhancerBySpringCGLIB$$e9a33ae6.CGLIB$JedisConnectionFactory$0(<generated>) ~[classes/:na]
	at com.example.demo.componet.RedisConfig$$EnhancerBySpringCGLIB$$e9a33ae6$$FastClassBySpringCGLIB$$b73e13f8.invoke(<generated>) ~[classes/:na]
	at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244) ~[spring-core-5.3.24.jar:5.3.24]
	at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:331) ~[spring-context-5.3.24.jar:5.3.24]
	at com.example.demo.componet.RedisConfig$$EnhancerBySpringCGLIB$$e9a33ae6.JedisConnectionFactory(<generated>) ~[classes/:na]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_181]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_181]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_181]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_181]
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.3.24.jar:5.3.24]
	... 44 common frames omitted
Caused by: java.lang.ClassNotFoundException: redis.clients.jedis.JedisClientConfig
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_181]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_181]
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) ~[na:1.8.0_181]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_181]
	... 55 common frames omitted

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'JedisConnectionFactory' defined in class path resource [com/example/demo/componet/RedisConfig.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.data.redis.connection.jedis.JedisConnectionFactory]: Factory method 'JedisConnectionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: redis/clients/jedis/JedisClientConfig
	

Caused by: java.lang.NoClassDefFoundError: redis/clients/jedis/JedisClientConfig

Caused by: java.lang.ClassNotFoundException: redis.clients.jedis.JedisClientConfig

在连接redis时出现这个三个错误，主程序报错时自定义的一个配置类种未找到JedisClientConfig

注意该类时pom引入的开发库，但却未找到，然后第二个错是java.lang.NoClassDefFoundError表示该类未定义。说明了引入的redis和spring boot版本有冲突，可以适当更改redis的版本来适应spring boot。也可以使spring boot向下兼容。

例如将spring boot降低版本

在降低版本后就可以成功运行了。