使用唯一bean的spring自动布线:spring期望的是单个匹配bean，但是找到了2

I am trying to autowire some beans (for dependency injection) using Spring for a webapp. One controller bean contains another bean which in turn holds a hashmap of another set of beans. For now the map only has one entry. When i run in tomcat and call the service I get an error saying that the second bean (held in the controller) is not unique I am trying to autowire some beans (for depende