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编译时报错:org.springframework.beans.factory.BeanCreationException

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导读：本篇文章讲解 编译时报错:org.springframework.beans.factory.BeanCreationException，希望对大家有帮助，欢迎收藏，转发！站点地址：www.bmabk.com，来源：原文

问题描述：
项目在启动时出现编译错误：

[WARN ] [17:13:51] org.springframework.web.context.support.XmlWebApplicationContext - Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping': Invocation of init method failed; nested exception is java.lang.IllegalStateException: Ambiguous mapping. Cannot map 'almReportDataAnalyse' method 
public java.util.List<?> com.sinosoft.zcfz.controller.almReportDataAnalyse.AlmReportDataAnalyse.savReportItem(java.lang.String,java.util.List)
to {[/reportdataanalyse/getdata],methods=[POST]}: There is already 'reportDataAnalyse' bean method
public java.util.List<?> com.sinosoft.controller.reportDataAnalyse.ReportDataAnalyse.savReportItem(java.lang.String,java.util.List) mapped.
[ERROR] [17:13:51] org.springframework.web.servlet.DispatcherServlet - Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping': Invocation of init method failed; nested exception is java.lang.IllegalStateException: Ambiguous mapping. Cannot map 'almReportDataAnalyse' method 
public java.util.List<?> com.sinosoft.zcfz.controller.almReportDataAnalyse.AlmReportDataAnalyse.savReportItem(java.lang.String,java.util.List)
to {[/reportdataanalyse/getdata],methods=[POST]}: There is already 'reportDataAnalyse' bean method
public java.util.List<?> com.sinosoft.controller.reportDataAnalyse.ReportDataAnalyse.savReportItem(java.lang.String,java.util.List) mapped.
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1578)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:545)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:772)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:838)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:537)
	at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:667)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:633)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:681)
	at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:552)
	at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:493)
	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:5368)
	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.StandardContext.reload(StandardContext.java:4138)
	at org.apache.catalina.loader.WebappLoader.backgroundProcess(WebappLoader.java:425)
	at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1341)
	at org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:5958)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1542)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1552)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1552)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1520)
	at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.IllegalStateException: Ambiguous mapping. Cannot map 'almReportDataAnalyse' method 
public java.util.List<?> com.sinosoft.zcfz.controller.almReportDataAnalyse.AlmReportDataAnalyse.savReportItem(java.lang.String,java.util.List)
to {[/reportdataanalyse/getdata],methods=[POST]}: There is already 'reportDataAnalyse' bean method
public java.util.List<?> com.sinosoft.controller.reportDataAnalyse.ReportDataAnalyse.savReportItem(java.lang.String,java.util.List) mapped.
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.assertUniqueMethodMapping(AbstractHandlerMethodMapping.java:548)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.register(AbstractHandlerMethodMapping.java:512)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.registerHandlerMethod(AbstractHandlerMethodMapping.java:238)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.detectHandlerMethods(AbstractHandlerMethodMapping.java:214)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.initHandlerMethods(AbstractHandlerMethodMapping.java:180)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.afterPropertiesSet(AbstractHandlerMethodMapping.java:161)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping.afterPropertiesSet(RequestMappingHandlerMapping.java:125)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1637)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1574)
	... 31 more
2018-12-3 17:13:51 org.apache.catalina.core.ApplicationContext log
严重: StandardWrapper.Throwable
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping': Invocation of init method failed; nested exception is java.lang.IllegalStateException: Ambiguous mapping. Cannot map 'almReportDataAnalyse' method 
public java.util.List<?> com.sinosoft.zcfz.controller.almReportDataAnalyse.AlmReportDataAnalyse.savReportItem(java.lang.String,java.util.List)
to {[/reportdataanalyse/getdata],methods=[POST]}: There is already 'reportDataAnalyse' bean method
public java.util.List<?> com.sinosoft.controller.reportDataAnalyse.ReportDataAnalyse.savReportItem(java.lang.String,java.util.List) mapped.
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1578)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:545)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:772)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:838)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:537)
	at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:667)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:633)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:681)
	at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:552)
	at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:493)
	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:5368)
	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.StandardContext.reload(StandardContext.java:4138)
	at org.apache.catalina.loader.WebappLoader.backgroundProcess(WebappLoader.java:425)
	at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1341)
	at org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:5958)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1542)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1552)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1552)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1520)
	at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.IllegalStateException: Ambiguous mapping. Cannot map 'almReportDataAnalyse' method 
public java.util.List<?> com.sinosoft.zcfz.controller.almReportDataAnalyse.AlmReportDataAnalyse.savReportItem(java.lang.String,java.util.List)
to {[/reportdataanalyse/getdata],methods=[POST]}: There is already 'reportDataAnalyse' bean method
public java.util.List<?> com.sinosoft.controller.reportDataAnalyse.ReportDataAnalyse.savReportItem(java.lang.String,java.util.List) mapped.
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.assertUniqueMethodMapping(AbstractHandlerMethodMapping.java:548)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.register(AbstractHandlerMethodMapping.java:512)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.registerHandlerMethod(AbstractHandlerMethodMapping.java:238)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.detectHandlerMethods(AbstractHandlerMethodMapping.java:214)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.initHandlerMethods(AbstractHandlerMethodMapping.java:180)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.afterPropertiesSet(AbstractHandlerMethodMapping.java:161)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping.afterPropertiesSet(RequestMappingHandlerMapping.java:125)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1637)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1574)
	... 31 more
2018-12-3 17:13:51 org.apache.catalina.core.StandardContext loadOnStartup
严重: Servlet [spring] in web application [/bh22] threw load() exception
java.lang.IllegalStateException: Ambiguous mapping. Cannot map 'almReportDataAnalyse' method 
public java.util.List<?> com.sinosoft.zcfz.controller.almReportDataAnalyse.AlmReportDataAnalyse.savReportItem(java.lang.String,java.util.List)
to {[/reportdataanalyse/getdata],methods=[POST]}: There is already 'reportDataAnalyse' bean method
public java.util.List<?> com.sinosoft.controller.reportDataAnalyse.ReportDataAnalyse.savReportItem(java.lang.String,java.util.List) mapped.
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.assertUniqueMethodMapping(AbstractHandlerMethodMapping.java:548)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping$MappingRegistry.register(AbstractHandlerMethodMapping.java:512)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.registerHandlerMethod(AbstractHandlerMethodMapping.java:238)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.detectHandlerMethods(AbstractHandlerMethodMapping.java:214)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.initHandlerMethods(AbstractHandlerMethodMapping.java:180)
	at org.springframework.web.servlet.handler.AbstractHandlerMethodMapping.afterPropertiesSet(AbstractHandlerMethodMapping.java:161)
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping.afterPropertiesSet(RequestMappingHandlerMapping.java:125)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1637)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1574)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:545)
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:482)
	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:772)
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:838)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:537)
	at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:667)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:633)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:681)
	at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:552)
	at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:493)
	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:5368)
	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.StandardContext.reload(StandardContext.java:4138)
	at org.apache.catalina.loader.WebappLoader.backgroundProcess(WebappLoader.java:425)
	at org.apache.catalina.core.ContainerBase.backgroundProcess(ContainerBase.java:1341)
	at org.apache.catalina.core.StandardContext.backgroundProcess(StandardContext.java:5958)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1542)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1552)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.processChildren(ContainerBase.java:1552)
	at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1520)
	at java.lang.Thread.run(Thread.java:662)
2018-12-3 17:13:51 org.apache.catalina.core.StandardContext reload

问题原因：
项目框架SSH，项目中部分截图如下：
在这里插入图片描述
在这里插入图片描述
从上面两张图中可以看出，jsp页面中的请求地址和controller中的拦截写的不一致，所以造成编译出错。

解决办法：
将jsp中的请求地址和controller中的拦截改为统一的即可。
在这里插入图片描述

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