I have a sample program that works with hibernate 2.0.

I tried to upgrade from hibernate 2.0 to 3.0.

But now, when i run it, i hit to the following exceptions :

Jun 15, 2006 4:19:24 PM org.hibernate.proxy.CGLIBLazyInitializer getProxyFactory
SEVERE: CGLIB Enhancement failed: com.dp.ismn.troubleticket.fe.persistance.busobjs.TtTroublrRepairingInfoBO
java.lang.NoClassDefFoundError: org/objectweb/asm/Type
            at net.sf.cglib.core.TypeUtils.parseType(TypeUtils.java:180)
            at net.sf.cglib.core.KeyFactory.<clinit>(KeyFactory.java:66)
            at net.sf.cglib.proxy.Enhancer.<clinit>(Enhancer.java:69)
            at org.hibernate.proxy.CGLIBLazyInitializer.getProxyFactory
                 (CGLIBLazyInitializer.java:116)
            at org.hibernate.proxy.CGLIBProxyFactory.postInstantiate
                 (CGLIBProxyFactory.java:41)
            at org.hibernate.tuple.PojoEntityTuplizer.buildProxyFactory
                 (PojoEntityTuplizer.java:161)
            at org.hibernate.tuple.AbstractEntityTuplizer.<init>
                 (AbstractEntityTuplizer.java:131)
            at org.hibernate.tuple.PojoEntityTuplizer.<init>(PojoEntityTuplizer.java:55)
            at org.hibernate.tuple.TuplizerLookup.create(TuplizerLookup.java:64)
            at org.hibernate.tuple.EntityMetamodel.<init>(EntityMetamodel.java:257)
            at org.hibernate.persister.entity.AbstractEntityPersister.<init>
                (AbstractEntityPersister.java:412)
            at org.hibernate.persister.entity.SingleTableEntityPersister.<init>
                (SingleTableEntityPersister.java:108)
            at org.hibernate.persister.PersisterFactory.createClassPersister
                (PersisterFactory.java:55)
            at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:215)
            at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1154)
            at com.ms.narsis.firstapp.fe.persistance.buspros.PersistenceManager.buildSessionFactory
(PersistenceManager.java:38)
            at com.ms.narsis.firstapp.fe.persistance.buspros.PersistenceManager.init
               (PersistenceManager.java:28)
            at com.ms.narsis.firstapp.fe.persistance.buspros.TtTestTroubleBP.selectAll
                  (TtTestTroubleBP.java:25)
            at com.ms.narsis.firstapp.fe.communcation.feserver.TTSwitchInfoServerFE.init
                 (TTSwitchInfoServerFE.java:44)
            at com.adventnet.nms.startnms.MainSocketServerFE.startMainSocketSession
                 (MainSocketServerFE.java:174)
            at com.adventnet.nms.startnms.MainSocketServerFE.run
                 (MainSocketServerFE.java:127)
            at java.lang.Thread.run(Unknown Source)
Jun 15, 2006 4:19:24 PM org.hibernate.tuple.PojoEntityTuplizer buildProxyFactory
WARNING: could not create proxy factory for: com.ms.narsis.firstapp.fe.persistance.busobjs.TestTroubleInfoBO
org.hibernate.HibernateException: CGLIB Enhancement failed: com.ms.narsis.firstapp.fe.persistance.busobjs.TestTroubleInfoBO
            at org.hibernate.proxy.CGLIBLazyInitializer.getProxyFactory
             (CGLIBLazyInitializer.java:132)
            at org.hibernate.proxy.CGLIBProxyFactory.postInstantiate
             (CGLIBProxyFactory.java:41)
            at org.hibernate.tuple.PojoEntityTuplizer.buildProxyFactory
             (PojoEntityTuplizer.java:161)
            at org.hibernate.tuple.AbstractEntityTuplizer.<init>
             (AbstractEntityTuplizer.java:131)
            at org.hibernate.tuple.PojoEntityTuplizer.<init>
             (PojoEntityTuplizer.java:55)
            at org.hibernate.tuple.TuplizerLookup.create(TuplizerLookup.java:64)
            at org.hibernate.tuple.EntityMetamodel.<init>(EntityMetamodel.java:257)
            at org.hibernate.persister.entity.AbstractEntityPersister.<init>
             (AbstractEntityPersister.java:412)
            at org.hibernate.persister.entity.SingleTableEntityPersister.<init>
             (SingleTableEntityPersister.java:108)
            at org.hibernate.persister.PersisterFactory.createClassPersister
             (PersisterFactory.java:55)
            at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:215)
            at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1154)
            at com.ms.narsis.firstapp.fe.persistance.buspros.PersistenceManager.buildSessionFactory
             (PersistenceManager.java:38)
            at com.ms.narsis.firstapp.fe.persistance.buspros.PersistenceManager.init
             (PersistenceManager.java:28)
            at com.ms.narsis.firstapp.fe.persistance.buspros.TtTroubleTicketBP.selectAll
             (TtTestTroubleBP.java:25)
            at com.ms.narsis.firstapp.fe.communcation.feserver.TTSwitchInfoServerFE.init
             (TTSwitchInfoServerFE.java:44)
            at com.adventnet.nms.startnms.MainSocketServerFE.startMainSocketSession
             (MainSocketServerFE.java:174)
            at com.adventnet.nms.startnms.MainSocketServerFE.run
             (MainSocketServerFE.java:127)
            at java.lang.Thread.run(Unknown Source)

Caused by: java.lang.NoClassDefFoundError: org/objectweb/asm/Type
            at net.sf.cglib.core.TypeUtils.parseType(TypeUtils.java:180)
            at net.sf.cglib.core.KeyFactory.<clinit>(KeyFactory.java:66)
            at net.sf.cglib.proxy.Enhancer.<clinit>(Enhancer.java:69)
            at org.hibernate.proxy.CGLIBLazyInitializer.getProxyFactory
             (CGLIBLazyInitializer.java:116)
            ... 18 more