error in deploying ejb2.0 bmp in jboss 4.5

[Ami Ambre]

Caused by: javax.naming.NamingException: resource-ref: jdbc/studentbmpHo has no valid JNDI binding. Check the jboss-web/resource-ref.
at org.jboss.web.AbstractWebDeployer.linkResourceRefs(AbstractWebDeployer.java:623)
at org.jboss.web.AbstractWebDeployer.parseWebAppDescriptors(AbstractWebDeployer.java:512)
at org.jboss.web.AbstractWebDeployer$DescriptorParser.parseWebAppDescriptors(AbstractWebDeployer.java:878)
at org.jboss.web.tomcat.service.TomcatDeployer.performDeployInternal(TomcatDeployer.java:159)
at org.jboss.web.tomcat.service.TomcatDeployer.performDeploy(TomcatDeployer.java:104)
at org.jboss.web.AbstractWebDeployer.start(AbstractWebDeployer.java:375)
... 137 more

------------------------------------------------
ejb-jar

<ejb-jar>
<enterprise-beans>
<entity>
<ejb-name>studentbmpEjb</ejb-name>
<home>com.studentbmpHome</home>
<remote>com.studentbmpRemote</remote>
<ejb-class>com.StudenbmpBean</ejb-class>
<persistence-type>Bean</persistence-type>
<prim-key-class>java.lang.Integer</prim-key-class>
<reentrant>False</reentrant>
<resource-ref>
	<res-ref-name>jdbc/studentbmpHo</res-ref-name>
	<res-type>javax.sql.DataSource</res-type>
	<res-auth>Container</res-auth>
</resource-ref>
</entity>
</enterprise-beans>
</ejb-jar>

------------------------------------------------
jboss.xml

<jboss>
    <container-configurations>
        <container-configuration>
            <container-name>Standard BMP EntityBean</container-name>
	 <commit-option>A</commit-option>
        </container-configuration>
  </container-configurations>
  <enterprise-beans>
    <entity>
       <ejb-name>studentbmpEjb</ejb-name>
       <jndi-name>studentbmpHo</jndi-name>
       <resource-ref>
         <res-ref-name>jdbc/studentbmpHo</res-ref-name>
     <res-type>javax.sql.DataSource</res-type>
         <jndi-name>java:studentbmpHo</jndi-name>
       </resource-ref>
       <configuration-name>Standard BMP EntityBean</configuration-name>
    </entity>
  </enterprise-beans>
</jboss>

--------------------------------------------
student-ds.xml

<datasources>
  <local-tx-datasource>
    <jndi-name>studentbmpHo</jndi-name>
    <!-- format of URL is "jdbc:odbc:studentDSN" -->
    <connection-url>jdbc:oracle:thin:@ho-ud5x6m32km3l:1521: SID NAME</connection-url>
    <driver-class>oracle.jdbc.driver.OracleDriver</driver-class>
   	<user-name>scott</user-name>
    <password>tiger</password>
    <max-pool-size>50</max-pool-size>
    <min-pool-size>1</min-pool-size>
    <idle-timeout-minutes>1</idle-timeout-minutes>
  </local-tx-datasource>
</datasources>