Need help ASAP : Exception with EJB 3.0 while session.xml

Question

Hi,
Kindly help on below exception, which i am getting the exception while changing the mine EJB 2.1 to 3.0.
Exception raised while loading the session.xml, which is reffering to map file which is used by Toplink.
**Mine EJB:**
public class CaseSessionEJBBean implements CaseSessionEJB {
String inBean="[CaseSessionEJBBean] ";
private SessionFactory sessionFactory;
public CaseSessionEJBBean() {
this.sessionFactory =new SessionFactory("META-INF/sessions.xml", "moj");
*private SessionFactory getSessionFactory() {*
return this.sessionFactory;
*}* public PagedResultList<CasedetailsDTO> searchPayment(SearchCriteriaDTO searchCriteriaDTO,Integer startIndex,Integer endIndex) throws MOJException{
String inMethod="[searchPayment] ";
PagedResultList pagedCaseDetailsDTOList=null;
try{
System.out.println("[CaseSessionEJBBean] !!!! ENTERED !!!!!");
Session session = getSessionFactory().acquireSession();
CaseFacade caseFacade = new CaseFacade();
pagedCaseDetailsDTOList=caseFacade.searchPayment(session, searchCriteriaDTO,startIndex,endIndex);
System.out.println("pagedCaseDetailsDTOList.size()="+pagedCaseDetailsDTOList.size());
}catch(Exception e){
e.printStackTrace();
System.out.println("[Exception] While getting payment details:"+e);
throw new MOJException("1001", e.getMessage(),
"Exception occured",
"Exception in searchPayment()",
"searchPayment", "CaseSessionEJBBean",
"searchPayment", e);
return pagedCaseDetailsDTOList;
Exception:
Exception Description: Several [1] SessionLoaderExceptions were thrown:
Exception [TOPLINK-9005] (Oracle TopLink - 10g Release 3 (10.1.3.3.0) (Build 070608)): oracle.toplink.exceptions.SessionLoaderException
Exception Description: *An exception was thrown while loading the <project-xml> file [META-INF/MOJMap.xml].*
Internal Exception: oracle.classloader.util.AnnotatedLinkageError: duplicate class definition: oracle/toplink/indirection/IndirectList
Invalid class: oracle.toplink.indirection.IndirectList
Loader: current-workspace-app.root:0.0.0
Code-Source: /D:/MOJ_SVN/Lib/toplink.jar
Configuration: <library> in /D:/Temp/MOJ_EJB_3.0/CMS-oc4j-app.xml
Dependent class: oracle.toplink.internal.helper.ConversionManager
Loader: oracle.toplink:10.1.3
Code-Source: /D:/jdevstudio/toplink/jlib/toplink.jar
Configuration: <code-source> (ignore manifest Class-Path) in META-INF/boot.xml in D:\jdevstudio\j2ee\home\oc4j.jar
The original class instance was also defined in oracle.toplink:10.1.3.
Thanks in Advance:
Need in urgent
Edited by: user636100 on Feb 6, 2009 7:44 AM

Answer 1

You have two copies of toplink.jar visible to the application classloader - D:/MOJ_SVN/Lib/toplink.jar should be removed.
For compilation of the application use toplink.jar provided by the server: D:/jdevstudio/toplink/jlib/toplink.jar