[Data] Erreur d'integration Spring Hibernate

Bonsoir,
Je suis très nouveaux dans Spring et Hibernate. J'essaie de travailler un tutoriel avec Spring et Hibernate quand je déploie l'application, ca me donne l'erreur suivante:

Citation:

Error creating bean with name 'sessionFactory' defined in ServletContext resource [/WEB-INF/classes/config/spring/beans/HibernateSessionFactory.xml]: Invocation of init method failed; nested exception is java.lang.NoSuchMethodError: org.objectweb.asm.ClassWriter.<init>(I)V

voila mon applicationContext.xml:

Code:

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<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">
 
	<!-- Database Configuration -->
 
	<import resource="classes/config/spring/beans/DataSource.xml"/>
        <import resource="classes/config/spring/beans/HibernateSessionFactory.xml"/>
 
	<!-- Beans Declaration -->
        <import resource="classes/com/mycompany/spring/Bean.xml"/>
 
 
</beans>

voila HibernateSessionFactory.xml:

Code:

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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">
 
<!-- Hibernate session factory -->
<bean id="sessionFactory" 
     class="org.springframework.orm.hibernate3.LocalSessionFactoryBean">
 
    <property name="dataSource">
      <ref bean="dataSource"/>
    </property>
 
    <property name="hibernateProperties">
       <props>
         <prop key="hibernate.dialect">org.hibernate.dialect.OracleDialect</prop>
         <prop key="hibernate.show_sql">true</prop>
       </props>
    </property>
 
    <property name="mappingResources">
	<list>
             <value>com/mycompany/model/Customer.hbm.xml</value>
       </list>
     </property>	
 
</bean>
</beans>

le Bean.xml:

Code:

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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd
">
    <bean id="customerBo" 
         class="com.mycompany.bo.CustomerBoImpl" >
   		<property name="customerDao" ref="customerDao" />
   	</bean>
 
   	<bean id="customerDao" 
         class="com.mycompany.Dao.CustomerDaoImpl" >
   		<property name="sessionFactory" ref="sessionFactory"></property>
   	</bean>
 
 
</beans>

DataSource.xml:

Code:

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<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">
 
 <bean 
 class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
     <property name="location">
         <value>WEB-INF/classes/config/database/db.properties</value>
     </property>
 </bean>
     <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
         <property name="driverClassName" value="${jdbc.driverClassName}"/>
         <property name="url" value="${jdbc.url}"/>
         <property name="username" value="${jdbc.username}"/>
         <property name="password" value="${jdbc.password}"/>
     </bean>   
 
</beans>

Mes Salutations.