困惑了两天。。。

java.lang.NoSuchMethodError: org.springframework.orm.hibernate3.HibernateTransactionManager.determineTimeout(Lorg/springframework/transaction/TransactionDefinition;)
application.xml里面
  <bean id="service" lazy-init="true" abstract="true" 
  class="org.springframework.transaction.interceptor.TransactionProxyFactoryBean">
    <property name="transactionManager">
      <ref local="transactionManager"/>
    </property>
    <property name="transactionAttributes">
      <props>
        <prop key="find*">PROPAGATION_REQUIRED,readOnly,-OrderException</prop>
        <prop key="get*">PROPAGATION_REQUIRED,readOnly,-OrderException</prop>
        <prop key="save*">PROPAGATION_REQUIRED,-OrderException,-OrderMinimumAmountException</prop>
      </props>
    </property>
  </bean>
 
  <bean id="adminDAO" class="com.pp.aoos.dao.hibernate.AdminDAO">
  <property name="sessionFactory">  
            <ref bean="sessionFactory" />  
        </property>  
      </bean>
  <bean id="teacherDAO" class="com.pp.aoos.dao.hibernate.TeacherDAO">
  <property name="sessionFactory">  
            <ref bean="sessionFactory" />  
        </property>  
      </bean>
  <bean id="assistantDAO" class="com.pp.aoos.dao.hibernate.AssistantDAO">
  <property name="sessionFactory">  
            <ref bean="sessionFactory" />  
        </property>  
      </bean>
 
 
  <bean id="adminService" parent="service">  
        <property name="target">   
             <bean class="com.pp.aoos.service.impl.AdminServiceImpl" autowire="byName">  
                 <property name="adminDAO" ref="adminDAO"/>  
             </bean>       
        </property>  
      </bean>  

要把classes里面的class文件都放到target里面