Build path is incomplete. Cannot find class file for org/aspectj/weaver/refl
<bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory"></property>
</bean>
<!-- 配置事物属性 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="get*" read-only="true"/>
<tx:method name="*"/>
</tx:attributes>
</tx:advice>
<!-- 配置事物切入点 -->
<aop:config>
<aop:pointcut expression="execution(* com.ssh.service.*.*(..))" id="txpointcut"/>
<aop:advisor advice-ref="txAdvice" pointcut-ref="txpointcut"/>
</aop:config>
加了这行就报错Build path is incomplete. Cannot find class file for org/aspectj/weaver/reflect/ReflectionWorld$ReflectionWorldException,为什么?是架包不对吗?