Caused by: java.lang.IllegalStateException: Failed to introspect Class from ClassLoader

2019-03-25 10:18:44.610  INFO 1728 --- [  restartedMain] com.xmcx.driver.DriverApplication        : Starting DriverApplication on DESKTOP-9FEMARF with PID 1728 (H:\driver\driver\target\classes started by jacckzhang in H:\driver\driver)
2019-03-25 10:18:44.611  INFO 1728 --- [  restartedMain] com.xmcx.driver.DriverApplication        : The following profiles are active: my
2019-03-25 10:18:44.658  INFO 1728 --- [  restartedMain] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5c0362c8: startup date [Mon Mar 25 10:18:44 CST 2019]; root of context hierarchy
2019-03-25 10:18:46.671 ERROR 1728 --- [  restartedMain] o.s.boot.SpringApplication               : Application run failed

java.lang.IllegalStateException: Error processing condition on org.springframework.boot.autoconfigure.context.PropertyPlaceholderAutoConfiguration.propertySourcesPlaceholderConfigurer
	at org.springframework.boot.autoconfigure.condition.SpringBootCondition.matches(SpringBootCondition.java:64)
	at org.springframework.context.annotation.ConditionEvaluator.shouldSkip(ConditionEvaluator.java:108)
	at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitionsForBeanMethod(ConfigurationClassBeanDefinitionReader.java:180)
	at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitionsForConfigurationClass(ConfigurationClassBeanDefinitionReader.java:141)
	at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitions(ConfigurationClassBeanDefinitionReader.java:117)
	at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:328)
	at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:233)
	at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:271)
	at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:91)
	at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:694)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:532)
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140)
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:780)
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:412)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:333)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1277)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1265)
	at com.xmcx.driver.DriverApplication.main(DriverApplication.java:20)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49)
Caused by: java.lang.IllegalStateException: Failed to introspect Class [com.xmcx.driver.config.WebSocketConfig] from ClassLoader [org.springframework.boot.devtools.restart.classloader.RestartClassLoader@62a3f231]
	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:659)
	at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:556)
	at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:541)
	at org.springframework.util.ReflectionUtils.getUniqueDeclaredMethods(ReflectionUtils.java:599)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryMethod(AbstractAutowireCapableBeanFactory.java:718)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineTargetType(AbstractAutowireCapableBeanFactory.java:659)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:627)
	at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1489)
	at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1012)
	at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.addBeanTypeForNonAliasDefinition(BeanTypeRegistry.java:194)
	at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.addBeanTypeForNonAliasDefinition(BeanTypeRegistry.java:170)
	at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.addBeanType(BeanTypeRegistry.java:163)
	at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.lambda$updateTypesIfNecessary$2(BeanTypeRegistry.java:150)
	at java.util.Iterator.forEachRemaining(Iterator.java:116)
	at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.updateTypesIfNecessary(BeanTypeRegistry.java:148)
	at org.springframework.boot.autoconfigure.condition.BeanTypeRegistry.getNamesForType(BeanTypeRegistry.java:114)
	at org.springframework.boot.autoconfigure.condition.OnBeanCondition.collectBeanNamesForType(OnBeanCondition.java:265)
	at org.springframework.boot.autoconfigure.condition.OnBeanCondition.getBeanNamesForType(OnBeanCondition.java:254)
	at org.springframework.boot.autoconfigure.condition.OnBeanCondition.getMatchingBeans(OnBeanCondition.java:196)
	at org.springframework.boot.autoconfigure.condition.OnBeanCondition.getMatchOutcome(OnBeanCondition.java:116)
	at org.springframework.boot.autoconfigure.condition.SpringBootCondition.matches(SpringBootCondition.java:47)
	... 22 common frames omitted
Caused by: java.lang.NoClassDefFoundError: com/xmcx/driver/websocket/FrDriverLocationWebSocketHandler
	at java.lang.Class.getDeclaredMethods0(Native Method)
	at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)
	at java.lang.Class.getDeclaredMethods(Class.java:1975)
	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:641)
	... 42 common frames omitted
Caused by: java.lang.ClassNotFoundException: com.xmcx.driver.websocket.FrDriverLocationWebSocketHandler
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at org.springframework.boot.devtools.restart.classloader.RestartClassLoader.loadClass(RestartClassLoader.java:148)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	... 46 common frames omitted

2019-03-25 10:18:46.673  INFO 1728 --- [  restartedMain] ConfigServletWebServerApplicationContext : Closing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5c0362c8: startup date [Mon Mar 25 10:18:44 CST 2019]; root of context hierarchy
2019-03-25 10:18:46.675  WARN 1728 --- [  restartedMain] o.s.boot.SpringApplication               : Unable to close ApplicationContext

java.lang.IllegalStateException: Failed to introspect Class [com.xmcx.driver.config.WebSocketConfig] from ClassLoader [org.springframework.boot.devtools.restart.classloader.RestartClassLoader@62a3f231]
	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:659)
	at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:556)
	at org.springframework.util.ReflectionUtils.doWithMethods(ReflectionUtils.java:541)
	at org.springframework.util.ReflectionUtils.getUniqueDeclaredMethods(ReflectionUtils.java:599)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.getTypeForFactoryMethod(AbstractAutowireCapableBeanFactory.java:718)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.determineTargetType(AbstractAutowireCapableBeanFactory.java:659)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.predictBeanType(AbstractAutowireCapableBeanFactory.java:627)
	at org.springframework.beans.factory.support.AbstractBeanFactory.isFactoryBean(AbstractBeanFactory.java:1489)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.doGetBeanNamesForType(DefaultListableBeanFactory.java:419)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeanNamesForType(DefaultListableBeanFactory.java:389)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:510)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.getBeansOfType(DefaultListableBeanFactory.java:502)
	at org.springframework.context.support.AbstractApplicationContext.getBeansOfType(AbstractApplicationContext.java:1198)
	at org.springframework.boot.SpringApplication.getExitCodeFromMappedException(SpringApplication.java:910)
	at org.springframework.boot.SpringApplication.getExitCodeFromException(SpringApplication.java:896)
	at org.springframework.boot.SpringApplication.handleExitCode(SpringApplication.java:882)
	at org.springframework.boot.SpringApplication.handleRunFailure(SpringApplication.java:831)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:344)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1277)
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1265)
	at com.xmcx.driver.DriverApplication.main(DriverApplication.java:20)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49)
Caused by: java.lang.NoClassDefFoundError: com/xmcx/driver/websocket/FrDriverLocationWebSocketHandler
	at java.lang.Class.getDeclaredMethods0(Native Method)
	at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)
	at java.lang.Class.getDeclaredMethods(Class.java:1975)
	at org.springframework.util.ReflectionUtils.getDeclaredMethods(ReflectionUtils.java:641)
	... 25 common frames omitted
Caused by: java.lang.ClassNotFoundException: com.xmcx.driver.websocket.FrDriverLocationWebSocketHandler
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at org.springframework.boot.devtools.restart.classloader.RestartClassLoader.loadClass(RestartClassLoader.java:148)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	... 29 common frames omitted

Disconnected from the target VM, address: '127.0.0.1:65105', transport: 'socket'

Process finished with exit code 0

一直报错有一个类加载失败java

我直接删除项目class文件,在最开始有说明class位置,H:\driver\driver\target\classes ,从新编译启动完美成功web

这是另外的解决方案:改POM文件<scope>provided</scope>为<scope>compile</scope>spring

https://stackoverflow.com/questions/37938289/spring-boot-java-lang-classnotfoundexception-javax-servlet-servletcontext-andwebsocket