【Java】conflicts with existing, non-compatible bean definition of same name and class

1. 报错
   org.springframework.beans.factory.BeanDefinitionStoreException: Failed to parse configuration class [org.springblade.Application]; nested exception is org.springframework.context.annotation.ConflictingBeanDefinitionException: Annotation-specified bean name ‘archiveBorrowRelateController’ for bean class [org.springblade.modules.archiveToDo.controller.ArchiveBorrowRelateController] conflicts with existing, non-compatible bean definition of same name and class [org.springblade.modules.archiveAdvantage.controller.ArchiveBorrowRelateController]
   
2. Cause
   The newly added Controller already exists in this project, so it is repeated. As follows:
   
3. Solution
   (1) delete duplicate files
   (2) then refresh maven, clear cache clean
   

(3) Restart the project