UREGENT-accessing session bean ok but entity bean

[parimal]

Hi all,
Please help me out from this problem,its urgent....
I am able to access session bean but can't access Entity bean
where I used the same thing to look up beam.
Can u tell me please there is any difference between session bean and entity bean.....(TestSession,MbLogin3) to look up.
I am using OC4J J2EE container
I am also sending the the followings so that u can check if there is any mistake in Deployment descriptor:

ejb-jar.XML
----------------------------------------

<ejb-jar>
<enterprise-beans>
<session>
<description>Session Bean ( Stateless )</description>
<display-name>TestSession</display-name>
<ejb-name>TestSession</ejb-name>
<home>com.tcs.ibs.model.TestSessionHome</home>
<remote>com.tcs.ibs.model.TestSession</remote>
<ejb-class>com.tcs.ibs.model.TestSessionBean</ejb-class>
<session-type>Stateless</session-type>
<transaction-type>Container</transaction-type>
</session>
<entity>
<description>Entity Bean ( CMP )</description>
<display-name>MbLogin3</display-name>
<ejb-name>MbLogin3</ejb-name>
<home>com.tcs.ibs.model.MbLogin3Home</home>
<remote>com.tcs.ibs.model.MbLogin3</remote>
<local-home>com.tcs.ibs.model.MbLogin3LocalHome</local-home>
<local>com.tcs.ibs.model.MbLogin3Local</local>
<ejb-class>com.tcs.ibs.model.MbLogin3Bean</ejb-class>
<persistence-type>Container</persistence-type>
<prim-key-class>java.lang.String</prim-key-class>
<reentrant>True</reentrant>
<cmp-version>2.x</cmp-version>
<abstract-schema-name>MbLogin3</abstract-schema-name>
<cmp-field>
<field-name>userId</field-name>
</cmp-field>
<cmp-field>
<field-name>terminalIp</field-name>
</cmp-field>
<cmp-field>
<field-name>loginDate</field-name>
</cmp-field>
<cmp-field>
<field-name>locBranchCd</field-name>
</cmp-field>
<query>
<query-method>
<method-name>findAll</method-name>
<method-params/>
</query-method>
<ejb-ql>select object(o) from MbLogin3 o</ejb-ql>
</query>
</entity>
</enterprise-beans>
<assembly-descriptor>
<container-transaction>
<method>
<ejb-name>TestSession</ejb-name>
<method-name>*</method-name>
</method>
<trans-attribute>Required</trans-attribute>
</container-transaction>
<container-transaction>
<method>
<ejb-name>MbLogin3</ejb-name>
<method-name>*</method-name>
</method>
<trans-attribute>Supports</trans-attribute>
</container-transaction>
</assembly-descriptor>
</ejb-jar>



orion-ejb-jar.XML
-----------------------------------------------


<orion-ejb-jar>
<enterprise-beans>
<!--<persistence-manager name="toplink"/>-->
<session-deployment name="TestSession"/>
<entity-deployment name="MbLogin3" data-source="jdbc/DBConnectionDS" table="MBBCLS.MB_LOGIN" copy-by-value="true" exclusive-write-access="false" pm-name="native_cmp">
<primkey-mapping>
<cmp-field-mapping>
<fields>
<cmp-field-mapping name="userId" persistence-name="USER_ID" persistence-type="VARCHAR2(30)"/>
<cmp-field-mapping name="terminalIp" persistence-name="TERMINAL_IP" persistence-type="VARCHAR2(20)"/>
<cmp-field-mapping name="loginDate" persistence-name="LOGIN_DATE" persistence-type="DATE"/>
<cmp-field-mapping name="locBranchCd" persistence-name="LOC_BRANCH_CD" persistence-type="VARCHAR2(9)"/>
</fields>
</cmp-field-mapping>
</primkey-mapping>
<cmp-field-mapping name="userId" persistence-name="USER_ID" persistence-type="VARCHAR2(30)"/>
<cmp-field-mapping name="terminalIp" persistence-name="TERMINAL_IP" persistence-type="VARCHAR2(20)"/>
<cmp-field-mapping name="loginDate" persistence-name="LOGIN_DATE" persistence-type="DATE"/>
<cmp-field-mapping name="locBranchCd" persistence-name="LOC_BRANCH_CD" persistence-type="VARCHAR2(9)"/>
</entity-deployment>
</enterprise-beans>
</orion-ejb-jar>

[parimal]

No one is there to help me