WebEndpointProperties找不到

java.lang.IllegalStateException: Failed to introspect Class [org.springframework.cloud.sleuth.instrument.web.TraceWebAutoConfiguration$ActuatorSkipPatternProviderConfig] from ClassLoader [[email protected]]
    at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:507) ~[spring-core-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:404) ~[spring-core-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:389) ~[spring-core-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.util.ReflectionUtils.getUniqueDeclaredMethods(ReflectionUtils.java:447) ~[spring-core-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660) ~[na:1.8.0_112]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryMethod(AbstractAutowireCapableBeanFactory.java:737) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineTargetType(AbstractAutowireCapableBeanFactory.java:678) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:647) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1518) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doGetBeanNamesForType(DefaultListableBeanFactory.java:513) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:483) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:604) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:596) ~[spring-beans-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1226) ~[spring-context-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    at org.springframework.boot.SpringApplication.getExitCodeFromMappedException(SpringApplication.java:866) [spring-boot-2.1.12.RELEASE.jar:2.1.12.RELEASE]
    at org.springframework.boot.SpringApplication.getExitCodeFromException(SpringApplication.java:854) [spring-boot-2.1.12.RELEASE.jar:2.1.12.RELEASE]
    at org.springframework.boot.SpringApplication.handleExitCode(SpringApplication.java:841) [spring-boot-2.1.12.RELEASE.jar:2.1.12.RELEASE]
    at org.springframework.boot.SpringApplication.handleRunFailure(SpringApplication.java:792) [spring-boot-2.1.12.RELEASE.jar:2.1.12.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:322) [spring-boot-2.1.12.RELEASE.jar:2.1.12.RELEASE]
    at org.springframework.boot.builder.SpringApplicationBuilder.run(SpringApplicationBuilder.java:140) [spring-boot-2.1.12.RELEASE.jar:2.1.12.RELEASE]
    at com.ry.server.server.ServerApp.main(ServerApp.java:30) [classes/:na]
Caused by: java.lang.NoClassDefFoundError: org/springframework/boot/actuate/autoconfigure/endpoint/web/WebEndpointProperties
    at java.lang.Class.getDeclaredMethods0(Native Method) ~[na:1.8.0_112]
    at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) ~[na:1.8.0_112]
    at java.lang.Class.getDeclaredMethods(Class.java:1975) ~[na:1.8.0_112]
    at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:489) ~[spring-core-5.1.13.RELEASE.jar:5.1.13.RELEASE]
    ... 20 common frames omitted
Caused by: java.lang.ClassNotFoundException: org.springframework.boot.actuate.autoconfigure.endpoint.web.WebEndpointProperties
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[na:1.8.0_112]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_112]
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[na:1.8.0_112]
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_112]
    ... 24 common frames omitted
 

原因是：Project Settings 的Libraries 里，在Modules的具体项目里没有引入该jar包，重新引入就好了。