Failed to introspect Class [com.netflix.discovery.AbstractDiscoveryClientOptionalArgs] from ClassLoa

记一次 Spring-boot 项目启动异常

1. 开发环境
   window 10
   jdk8
   idea2018

2. 报错信息

   Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
   2020-12-23 10:32:55.894 ERROR 17908 --- [           main] o.s.boot.SpringApplication               : Application run failed
   
   org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'restTemplateDiscoveryClientOptionalArgs' defined in class path resource [org/springframework/cloud/netflix/eureka/config/DiscoveryClientOptionalArgsConfiguration.class]: Post-processing of merged bean definition failed; nested exception is java.lang.IllegalStateException: Failed to introspect Class [com.netflix.discovery.AbstractDiscoveryClientOptionalArgs] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2]
   	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:586) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:531) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:944) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:923) ~[spring-context-5.3.2.jar:5.3.2]
   	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:588) ~[spring-context-5.3.2.jar:5.3.2]
   	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:144) ~[spring-boot-2.4.1.jar:2.4.1]
   	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:767) [spring-boot-2.4.1.jar:2.4.1]
   	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) [spring-boot-2.4.1.jar:2.4.1]
   	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:426) [spring-boot-2.4.1.jar:2.4.1]
   	at org.springframework.boot.SpringApplication.run(SpringApplication.java:326) [spring-boot-2.4.1.jar:2.4.1]
   	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1309) [spring-boot-2.4.1.jar:2.4.1]
   	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1298) [spring-boot-2.4.1.jar:2.4.1]
   	at com.aotoolmain.config.ConfigApplication.main(ConfigApplication.java:14) [classes/:na]
   Caused by: java.lang.IllegalStateException: Failed to introspect Class [com.netflix.discovery.AbstractDiscoveryClientOptionalArgs] from ClassLoader [sun.misc.Launcher$AppClassLoader@18b4aac2]
   	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:481) ~[spring-core-5.3.2.jar:5.3.2]
   	at org.springframework.util.ReflectionUtils.doWithLocalMethods(ReflectionUtils.java:321) ~[spring-core-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.buildLifecycleMetadata(InitDestroyAnnotationBeanPostProcessor.java:232) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.findLifecycleMetadata(InitDestroyAnnotationBeanPostProcessor.java:210) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessMergedBeanDefinition(InitDestroyAnnotationBeanPostProcessor.java:149) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessMergedBeanDefinition(CommonAnnotationBeanPostProcessor.java:294) ~[spring-context-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyMergedBeanDefinitionPostProcessors(AbstractAutowireCapableBeanFactory.java:1100) ~[spring-beans-5.3.2.jar:5.3.2]
   	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:583) ~[spring-beans-5.3.2.jar:5.3.2]
   	... 16 common frames omitted
   Caused by: java.lang.NoClassDefFoundError: javax/inject/Provider
   	at java.lang.Class.getDeclaredMethods0(Native Method) ~[na:1.8.0_221]
   	at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) ~[na:1.8.0_221]
   	at java.lang.Class.getDeclaredMethods(Class.java:1975) ~[na:1.8.0_221]
   	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:463) ~[spring-core-5.3.2.jar:5.3.2]
   	... 23 common frames omitted
   Caused by: java.lang.ClassNotFoundException: javax.inject.Provider
   	at java.net.URLClassLoader.findClass(URLClassLoader.java:382) ~[na:1.8.0_221]
   	at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_221]
   	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) ~[na:1.8.0_221]
   	at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_221]
   	... 27 common frames omitted
   
   
   Process finished with exit code 1

3. 解决
   添加依赖
    

           
               javax.inject
               javax.inject
               1