SSH 声明事物管理 出现异常

SSH 声明事物管理 出现错误？
1.描述：
 小资 ，在ssh 框架，配置声明事物管理后，启动Tomcat 报错!!!


Caused by: org.springframework.beans.TypeMismatchException: Failed to convert property value of type [$Proxy0 implementing service.EmployeeService,org.springframework.aop.SpringProxy,org.springframework.aop.framework.Advised] to required type [service.impl.EmployeeServiceImpl] for property 'employeeServiceImpl'; nested exception is java.lang.IllegalArgumentException: Cannot convert value of type [$Proxy0 implementing service.EmployeeService,org.springframework.aop.SpringProxy,org.springframework.aop.framework.Advised] to required type [service.impl.EmployeeServiceImpl] for property 'employeeServiceImpl': no matching editors or conversion strategy found
at org.springframework.beans.BeanWrapperImpl.convertForProperty(BeanWrapperImpl.java:391)

2.application.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans
	xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:p="http://www.springframework.org/schema/p"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
	http://www.springframework.org/schema/tx
	http://www.springframework.org/schema/tx/spring-tx-2.5.xsd
	http://www.springframework.org/schema/aop
	http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
	">
	
	<bean id="sessionFactory"
		class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
		<property name="configLocation"
			value="classpath:hibernate.cfg.xml">
		</property>
	</bean>
	
	<!-- 配置Hibernate的管理实务 -->
     <bean id= "txManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
      <property name="sessionFactory" ref="sessionFactory"></property>
     </bean>
     
     <tx:advice id ="txAdvice" transaction-manager="txManager">
       <tx:attributes>
           <tx:method name="get*" read-only="true"/>
           <tx:method name="find*" read-only="true"/>
           <tx:method name="search*" read-only="true"/>
           <tx:method name="query*" read-only="true"/>
           <tx:method name="add*" propagation="REQUIRED"/>
           <tx:method name="del*" propagation="REQUIRED"/>
           <tx:method name="update*" propagation="REQUIRED"/>
           <tx:method name="do*" propagation="REQUIRED"/>
           <tx:method name="*"   read-only = "true"/>
       </tx:attributes>
     </tx:advice>
     
     <!-- aop -->
     <aop:config>
         <aop:pointcut id = "serviceMethod" expression = "execution(* service.impl.*.*(..))"></aop:pointcut>
         <aop:advisor advice-ref="txAdvice" pointcut-ref="serviceMethod"></aop:advisor>
     </aop:config>
     
     
     
	
	
    <bean id= "userDao" class="dao.impl.EmployeeOperimpl">
        <property name="sessionFactory" ref= "sessionFactory"></property>
    </bean>
   
   <bean id = "userBiz" class="service.impl.EmployeeServiceImpl">
       <property name="employeeDao" ref="userDao"></property>
   </bean>    
   
   <bean id = "userAction" class= "web.action.userAction">
      <property name="employeeServiceImpl" ref="userBiz"/>
   </bean>
    

	
	
	</beans>

3.业务层