tomcat启动异常--org.springframework.beans.factory.BeanCreationException

Bertha 。 2022-06-12 13:59 251阅读 0赞

异常

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'loginController': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.xxx.service.ILoginService com.xxx.controller.LoginController.loginService; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [com.xxx.service.ILoginService] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {
       @org.springframework.beans.factory.annotation.Autowired(required=true)}
        at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:334) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1202) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:537) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:476) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:302) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:298) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:762) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:757) ~[spring-context-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:480) ~[spring-context-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:663) [spring-webmvc-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:629) [spring-webmvc-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:677) [spring-webmvc-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:548) [spring-webmvc-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:489) [spring-webmvc-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136) [spring-webmvc-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at javax.servlet.GenericServlet.init(GenericServlet.java:158) [servlet-api.jar:3.0.FR]
        at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1269) [catalina.jar:7.0.77]
        at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1182) [catalina.jar:7.0.77]
        at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1072) [catalina.jar:7.0.77]
        at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5368) [catalina.jar:7.0.77]
        at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5660) [catalina.jar:7.0.77]
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145) [catalina.jar:7.0.77]
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899) [catalina.jar:7.0.77]
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875) [catalina.jar:7.0.77]
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652) [catalina.jar:7.0.77]
        at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1260) [catalina.jar:7.0.77]
        at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2002) [catalina.jar:7.0.77]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) [na:1.7.0_80]
        at java.util.concurrent.FutureTask.run(FutureTask.java:262) [na:1.7.0_80]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [na:1.7.0_80]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [na:1.7.0_80]
        at java.lang.Thread.run(Thread.java:745) [na:1.7.0_80]
    Caused by: org.springframework.beans.factory.BeanCreationException: Could not autowire field: private com.xxx.service.ILoginService com.xxx.controller.LoginController.loginService; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [com.xxx.service.ILoginService] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {
       @org.springframework.beans.factory.annotation.Autowired(required=true)}
        at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:558) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:87) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:331) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        ... 33 common frames omitted
    Caused by: org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type [com.xxx.service.ILoginService] found for dependency: expected at least 1 bean which qualifies as autowire candidate for this dependency. Dependency annotations: {
       @org.springframework.beans.factory.annotation.Autowired(required=true)}
        at org.springframework.beans.factory.support.DefaultListableBeanFactory.raiseNoSuchBeanDefinitionException(DefaultListableBeanFactory.java:1308) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1054) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:949) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:530) ~[spring-beans-4.1.3.RELEASE.jar:4.1.3.RELEASE]
        ... 35 common frames omitted

出现这个异常一般有两种情况，  
1.没有扫描到@Service注解，  
2.扫描到了没有写@Service，

--------------------

所以解决办法就是查看配置文件扫描注解那里是否扫描到了报错的service，查看一下报错的service的实现类是否写了@Service注解