spring boot 项目启动报错：原因一般是注入了相同名字的service
-- :: com.gxcards.mes.MainWwwWeb: logStartupProfileInfo INFO: No active profile set, falling back to default profiles: default
-- :: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext: prepareRefresh INFO: Refreshing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@: startup date [Thu Aug :: CST ]; parent: org.springframework.context.annotation.AnnotationConfigApplicationContext@764faa6
-- :: org.springframework.beans.factory.support.DefaultListableBeanFactory: registerBeanDefinition INFO: Overriding bean definition for bean 'restTemplate' with a different definition: replacing [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=; dependencyCheck=; autowireCandidate=true; primary=false; factoryBeanName=restTemplateConfiguration; factoryMethodName=restTemplate; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [com/gxcards/mes/config/RestTemplateConfiguration.class]] with [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=; dependencyCheck=; autowireCandidate=true; primary=false; factoryBeanName=mainGoodsService; factoryMethodName=restTemplate; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [com/gxcards/mes/MainGoodsService.class]]
-- :: org.springframework.beans.factory.support.DefaultListableBeanFactory: registerBeanDefinition INFO: Overriding bean definition for bean 'restTemplate' with a different definition: replacing [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=; dependencyCheck=; autowireCandidate=true; primary=false; factoryBeanName=mainGoodsService; factoryMethodName=restTemplate; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [com/gxcards/mes/MainGoodsService.class]] with [Root bean: class [null]; scope=; abstract=false; lazyInit=false; autowireMode=; dependencyCheck=; autowireCandidate=true; primary=false; factoryBeanName=mainWwwWeb; factoryMethodName=restTemplate; initMethodName=null; destroyMethodName=(inferred); defined in com.gxcards.mes.MainWwwWeb]
-- :: org.springframework.boot.SpringApplication: reportFailure ERROR: Application startup failed
java.lang.UnsupportedOperationException
at java.util.AbstractCollection.add(AbstractCollection.java:)
at java.util.AbstractCollection.addAll(AbstractCollection.java:)
at org.springframework.boot.web.servlet.ServletComponentScanRegistrar.updatePostProcessor(ServletComponentScanRegistrar.java:)
at org.springframework.boot.web.servlet.ServletComponentScanRegistrar.registerBeanDefinitions(ServletComponentScanRegistrar.java:)
at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitionsFromRegistrars(ConfigurationClassBeanDefinitionReader.java:)
at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitionsForConfigurationClass(ConfigurationClassBeanDefinitionReader.java:)
at org.springframework.context.annotation.ConfigurationClassBeanDefinitionReader.loadBeanDefinitions(ConfigurationClassBeanDefinitionReader.java:)
at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:)
at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:)
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanDefinitionRegistryPostProcessors(PostProcessorRegistrationDelegate.java:)
at org.springframework.context.support.PostProcessorRegistrationDelegate.invokeBeanFactoryPostProcessors(PostProcessorRegistrationDelegate.java:)
at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:)
at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:)
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:)
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at com.gxcards.mes.MainWwwWeb.main(MainWwwWeb.java:)
-- :: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext: doClose INFO: Closing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@: startup date [Thu Aug :: CST ]; parent: org.springframework.context.annotation.AnnotationConfigApplicationContext@764faa6
-- :: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext: doClose WARN: Exception thrown from LifecycleProcessor on context close
java.lang.IllegalStateException: LifecycleProcessor not initialized - call 'refresh' before invoking lifecycle methods via the context: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@: startup date [Thu Aug :: CST ]; parent: org.springframework.context.annotation.AnnotationConfigApplicationContext@764faa6
at org.springframework.context.support.AbstractApplicationContext.getLifecycleProcessor(AbstractApplicationContext.java:)
at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:)
at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:)
at org.springframework.boot.SpringApplication.handleRunFailure(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at com.gxcards.mes.MainWwwWeb.main(MainWwwWeb.java:)
-- :: org.springframework.beans.factory.support.DefaultListableBeanFactory: destroyBean ERROR: Destroy method on bean with name 'org.springframework.boot.autoconfigure.internalCachingMetadataReaderFactory' threw an exception
java.lang.IllegalStateException: ApplicationEventMulticaster not initialized - call 'refresh' before multicasting events via the context: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@: startup date [Thu Aug :: CST ]; parent: org.springframework.context.annotation.AnnotationConfigApplicationContext@764faa6
at org.springframework.context.support.AbstractApplicationContext.getApplicationEventMulticaster(AbstractApplicationContext.java:)
at org.springframework.context.support.ApplicationListenerDetector.postProcessBeforeDestruction(ApplicationListenerDetector.java:)
at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:)
at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:)
at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:)
at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:)
at org.springframework.boot.SpringApplication.handleRunFailure(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at org.springframework.boot.SpringApplication.run(SpringApplication.java:)
at com.gxcards.mes.MainWwwWeb.main(MainWwwWeb.java:)
Disconnected from the target VM, address: '127.0.0.1:61286', transport: 'socket'
说是在项目中有了相同的 Overriding bean definition for bean 'restTemplate'，原来是在我的这个项目的pom文件中引用了另一个项目，另一个项目也注入有restTemplate，导致启动报错。把本项目中的引用的另一个项目删除就解决了。