The bean 'requestMappingHandlerAdapter', defined in class path resource
2019-11-07:16:50:03.562 WARN 1900 — [main] org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext.refresh(AbstractApplicationContext.java:558) : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.support.BeanDefinitionOverrideException: Invalid bean definition with name ‘requestMappingHandlerAdapter’ defined in class path resource [org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfiguration$EnableWebMvcConfiguration.class]: Cannot register bean definition [Root bean: class [null]; scope=; abstract=false; lazyInit=null; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=org.springframework.boot.autoconfigure.web.servlet.WebMvcAutoConfiguration$EnableWebMvcConfiguration; factoryMethodName=requestMappingHandlerAdapter; initMethodName=null; destroyMethodName=(inferred); defined in class path resource [org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfiguration$EnableWebMvcConfiguration.class]] for bean ‘requestMappingHandlerAdapter’: There is already [Root bean: class [null]; scope=; abstract=false; lazyInit=null; autowireMode=3; dependencyCheck=0; autowireCandidate=true; primary=false; factoryBeanName=org.springframework.web.reactive.config.DelegatingWebFluxConfiguration; factoryMethodName=requestMappingHandlerAdapter; initMethodName=null; destroyMethodName=(inferred); defined in org.springframework.web.reactive.config.DelegatingWebFluxConfiguration] bound.
2019-11-07:16:50:03.569 INFO 1907 — [main] org.springframework.boot.autoconfigure.logging.ConditionEvaluationReportLoggingListener.logMessage(ConditionEvaluationReportLoggingListener.java:136) :
Error starting ApplicationContext. To display the conditions report re-run your application with ‘debug’ enabled.
2019-11-07:16:50:03.578 ERROR 1916 — [main] org.springframework.boot.diagnostics.LoggingFailureAnalysisReporter.report(LoggingFailureAnalysisReporter.java:40) :
APPLICATION FAILED TO START
Description:
The bean ‘requestMappingHandlerAdapter’, defined in class path resource [org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfiguration$EnableWebMvcConfiguration.class], could not be registered. A bean with that name has already been defined in org.springframework.web.reactive.config.DelegatingWebFluxConfiguration and overriding is disabled.
Action:
Consider renaming one of the beans or enabling overriding by setting spring.main.allow-bean-definition-overriding=true
spring boot 2.0 -> 2.2로 업그래이드 하니 발생된 문제
auto configuration에서 WebMvcAutoConfiguration 를 제거 하니 정상적으로 동작한다.
spring: autoconfigure: exclude: - org.springframework.boot.autoconfigure.web.servlet.WebMvcAutoConfiguration