Java Spring启动应用程序启动失败

我试图通过阅读在线教程来自学SpringBoot。我一定是做了什么傻事，弄错了。为了重现错误，我必须给出整个项目。以下是GitHub链接：

有人能告诉我出了什么事吗

java.lang.NullPointerException: null
    at org.springframework.boot.autoconfigure.EnableAutoConfigurationImportSelector.isEnabled(EnableAutoConfigurationImportSelector.java:42) ~[spring-boot-autoconfigure-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.autoconfigure.AutoConfigurationImportSelector.selectImports(AutoConfigurationImportSelector.java:88) ~[spring-boot-autoconfigure-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.context.annotation.ConfigurationClassParser.processImport(ConfigurationClassParser.java:388) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.annotation.ConfigurationClassParser.doProcessConfigurationClass(ConfigurationClassParser.java:207) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.annotation.ConfigurationClassParser.processConfigurationClass(ConfigurationClassParser.java:165) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.annotation.ConfigurationClassParser.parse(ConfigurationClassParser.java:140) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:284) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:225) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:630) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:461) ~[spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.boot.context.embedded.EmbeddedWebApplicationContext.refresh(EmbeddedWebApplicationContext.java:122) ~[spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:737) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:370) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:314) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1162) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1151) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at fi.ma.vegshopping.app.VegShoppingApplication.main(VegShoppingApplication.java:16) [classes/:na]

2017-04-13 10:20:35.199  INFO 10788 --- [           main] ationConfigEmbeddedWebApplicationContext : Closing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@797badd3: startup date [Thu Apr 13 10:20:35 BST 2017]; root of context hierarchy
2017-04-13 10:20:35.200  WARN 10788 --- [           main] ationConfigEmbeddedWebApplicationContext : Exception thrown from ApplicationListener handling ContextClosedEvent

java.lang.IllegalStateException: ApplicationEventMulticaster not initialized - call 'refresh' before multicasting events via the context: org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@797badd3: startup date [Thu Apr 13 10:20:35 BST 2017]; root of context hierarchy
    at org.springframework.context.support.AbstractApplicationContext.getApplicationEventMulticaster(AbstractApplicationContext.java:347) [spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:334) [spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1049) [spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:1010) [spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.boot.SpringApplication.handleRunFailure(SpringApplication.java:794) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:325) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1162) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1151) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at fi.ma.vegshopping.app.VegShoppingApplication.main(VegShoppingApplication.java:16) [classes/:na]

2017-04-13 10:20:35.200  WARN 10788 --- [           main] ationConfigEmbeddedWebApplicationContext : 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@797badd3: startup date [Thu Apr 13 10:20:35 BST 2017]; root of context hierarchy
    at org.springframework.context.support.AbstractApplicationContext.getLifecycleProcessor(AbstractApplicationContext.java:360) [spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1057) [spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:1010) [spring-context-3.2.6.RELEASE.jar:3.2.6.RELEASE]
    at org.springframework.boot.SpringApplication.handleRunFailure(SpringApplication.java:794) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:325) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1162) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1151) [spring-boot-1.5.2.RELEASE.jar:1.5.2.RELEASE]
    at fi.ma.vegshopping.app.VegShoppingApplication.main(VegShoppingApplication.java:16) [classes/:na]

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首先，您使用的是一个古老版本的Spring（3.2.6）和最新的Spring引导。停止覆盖某些但不是所有版本。将所有扫描从“fi.ma.vegshopping.impl”更改为“fi.ma.vegshopping”…对于初学者来说，您使用的是一个古老版本的Spring（3.2.6）和最新的Spring引导。停止覆盖某些但不是所有版本。将所有扫描从“fi.ma.vegshopping.impl”更改为“fi.ma.vegshopping”。。。