io.dbbo.springboot 버 전 호 환 되 지 않 음 dubbo-2.6.5

질문:
dubbo 가 springboot 를 통합 할 때 다음 과 같은 springboot-dubbo 의 jar 가방 을 사용 하여 dubbo 버 전 2.6.5 와 조합 합 니 다.

            io.dubbo.springboot
            spring-boot-starter-dubbo
            1.0.0
 

오류 로그:

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'ServiceBean:com.alibaba.nacos.interfaces.ITestNacos:test-nacos2': Invocation of init method failed; nested exception is java.lang.NullPointerException
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1708) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:581) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:503) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:317) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:315) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:760) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:869) ~[spring-context-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:550) ~[spring-context-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) ~[spring-boot-2.0.3.RELEASE.jar:2.0.3.RELEASE]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) [spring-boot-2.0.3.RELEASE.jar:2.0.3.RELEASE]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:395) [spring-boot-2.0.3.RELEASE.jar:2.0.3.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:327) [spring-boot-2.0.3.RELEASE.jar:2.0.3.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1255) [spring-boot-2.0.3.RELEASE.jar:2.0.3.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1243) [spring-boot-2.0.3.RELEASE.jar:2.0.3.RELEASE]
	at com.alibaba.nacos.example.spring.boot.NacosConfigApplication.main(NacosConfigApplication.java:23) [classes/:na]
Caused by: java.lang.NullPointerException: null
	at com.alibaba.dubbo.config.spring.ServiceBean.afterPropertiesSet(ServiceBean.java:184) ~[dubbo-2.6.5.jar:2.6.5]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1767) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1704) ~[spring-beans-5.0.7.RELEASE.jar:5.0.7.RELEASE]
	... 16 common frames omitted

2.6.5 버 전의 dubbo 가 ServiceBean,applicationEvent Publisher 를 추가 하여 오 류 를 초기 화 했 기 때 문 으로 분석 된다.
해결 방법 1:
io.dbbo.springboot 이 가방 을 사용 하면 dubbo 2.6.2 이하 버 전 을 조합 합 니 다.

            io.dubbo.springboot
            spring-boot-starter-dubbo
            1.0.0
 

해결 방법 2:
공식 적 으로 정상적으로 유지 되 는 Springboot-dubbo,com.alibaba.boot 를 사용 하면 dubbo 버 전이 호 환 됩 니 다.

        
            com.alibaba.boot
            dubbo-spring-boot-starter
            0.2.1.RELEASE
            
                
                com.alibaba
                dubbo