java.lang.IllegalStateException: Ambiguous mapping found. Cannot map 'userInfoController' bean metho

严重: Servlet [SpringMVC] in web application [/treasure_money] threw load() exception
java.lang.IllegalStateException: Ambiguous mapping found. Cannot map 'userInfoController' bean method 
public void cn.xiniu.core.controller.basicUser.UserInfoController.login(javax.servlet.http.HttpServletResponse,javax.servlet.http.HttpServletRequest,org.springframework.ui.ModelMap,java.lang.String,java.lang.String)
to {[/basic/login.do],methods=[],params=[],headers=[],consumes=[],produces=[],custom=[]}: There is already 'adminController' bean method
public java.lang.String cn.xiniu.core.controller.AdminController.tologin(javax.servlet.http.HttpServletResponse,javax.servlet.http.HttpServletRequest,org.springframework.ui.ModelMap) mapped.
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.registerHandlerMethod(AbstractHandlerMethodMapping.java:177)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.detectHandlerMethods(AbstractHandlerMethodMapping.java:149)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.initHandlerMethods(AbstractHandlerMethodMapping.java:109)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.afterPropertiesSet(AbstractHandlerMethodMapping.java:89)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping.afterPropertiesSet(RequestMappingHandlerMapping.java:126)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1612)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1549)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:539)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:475)
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:304)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:228)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:300)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:195)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:700)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:760)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:482)
	at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:658)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:624)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:672)
	at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:543)
	at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:484)
	at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)
	at javax.servlet.GenericServlet.init(GenericServlet.java:158)
	at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1269)
	at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1182)
	at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:1072)
	at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:5362)
	at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5660)
	at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:145)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1694)
	at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1684)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)

原因：RequestMapping注解中的value值出现重复

看错误说明：

to {[/basic/login.do],methods=[],params=[],headers=[],consumes=[],produces=[],custom=[]}: There is already 'adminController' bean method

这说明

adminController有映射

/basic/login.do

userInfoController有映射

/basic/login.do

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