求大神解救，Error creating bean with name 'eADPerforReportDao'
tomcat启动报如下异常，小弟调试了很久都没调试出来，求各位大神解救。

2014-04-26 23:10:11,821 ERROR [org.springframework.web.context.ContextLoader] - Context initialization failed



org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'eADPerforReportDao': Injection

 of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error 

creating bean with name 'sessionFactory' defined in class path resource [applicationContext.xml]: Invocation of init method 

failed; nested exception is org.hibernate.MappingException: Could not determine type for: java.util.List, at table: table_tree, 

for columns: [org.hibernate.mapping.Column(child_tabletrees)]



	at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessPropertyValues(CommonAnnotationBeanPostProcessor.java:306)

	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1106)

	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:517)

	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:456)

	at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:294)

	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:225)

	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:291)

	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:193)

	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:585)

	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:913)

	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:464)

	at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:384)

	at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:283)

	at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:111)

	at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4205)

	at org.apache.catalina.core.StandardContext.start(StandardContext.java:4704)

	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)

	at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)

	at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)

	at org.apache.catalina.co