升级Springboot版本异常：HateoasConfiguration required a single bean, but 3 were found

在项目从springboot1.x升级到2.2.1时 报错

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APPLICATION FAILED TO START
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Description:
 
Parameter 0 of method linkDiscoverers in org.springframework.hateoas.config.HateoasConfiguration required a single bean, but 3 were found:
	- relProviderPluginRegistry: defined by method 'relProviderPluginRegistry' in class path resource [org/springframework/hateoas/config/HateoasConfiguration.class]
	- linkDiscovererRegistry: defined in null
	- entityLinksPluginRegistry: defined by method 'entityLinksPluginRegistry' in class path resource [org/springframework/hateoas/config/WebMvcEntityLinksConfiguration.class]
 
 
Action:
 
Consider marking one of the beans as @Primary, updating the consumer to accept multiple beans, or using @Qualifier to identify the bean that should be consumed

解决方法：

修改swagger版本

      io.springfox
      springfox-swagger2
      2.6.1

 

      io.springfox
      springfox-swagger-ui
      2.6.1