Class not found exception

Hi Group,
            Trying to deploy an entity bean, following exception is
thrown...
            The jar (weblogic.jar) is already in classpath.

java.lang.NoClassDefFoundError: weblogic/jdbc/wrapper/JTSConnection
            at java.lang.ClassLoader.defineClass0(Native Method)
            at java.lang.ClassLoader.defineClass(ClassLoader.java:502)
            at
java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
            at
weblogic.utils.classloaders.GenericClassLoader.findLocalClass(GenericCla
ssLoader.java:476)
            at
weblogic.utils.classloaders.GenericClassLoader.findClass(GenericClassLoa
der.java:181)
            at java.lang.ClassLoader.loadClass(ClassLoader.java:299)
            at java.lang.ClassLoader.loadClass(ClassLoader.java:255)
            at
weblogic.utils.classloaders.GenericClassLoader.loadClass(GenericClassLoa
der.java:223)
            at
java.lang.ClassLoader.loadClassInternal(ClassLoader.java:315)
            at java.lang.Class.forName0(Native Method)
            at java.lang.Class.forName(Class.java:217)
            at
weblogic.utils.classfile.utils.CodeGenerator.generateClass(CodeGenerator
.java:74)
            at
weblogic.utils.wrapper.WrapperFactory.generateWrapperClass(WrapperFactor
y.java:369)
            at
weblogic.utils.wrapper.WrapperFactory.getWrapperClass(WrapperFactory.jav
a:204)
            at
weblogic.utils.wrapper.WrapperFactory.getWrapperClass(WrapperFactory.jav
a:171)
            at
weblogic.jdbc.wrapper.JDBCWrapperFactory.getWrapper(JDBCWrapperFactory.j
ava:146)
            at weblogic.jdbc.jts.Driver.newConnection(Driver.java:674)
            at
weblogic.jdbc.jts.Driver.createLocalConnection(Driver.java:196)
            at weblogic.jdbc.jts.Driver.connect(Driver.java:154)
            at
weblogic.jdbc.common.internal.RmiDataSource.getConnection(RmiDataSource.
java:305)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.getConnection(RDBMSPers
istenceManager.java:2247)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.verifyDatabaseType(RDBM
SPersistenceManager.java:2459)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.setup(RDBMSPersistenceM
anager.java:198)
            at
weblogic.ejb20.manager.BaseEntityManager.setupPM(BaseEntityManager.java:
253)
            at
weblogic.ejb20.manager.BaseEntityManager.setup(BaseEntityManager.java:21
0)
            at
weblogic.ejb20.manager.DBManager.setup(DBManager.java:154)
            at
weblogic.ejb20.deployer.ClientDrivenBeanInfoImpl.activate(ClientDrivenBe
anInfoImpl.java:1057)
            at
weblogic.ejb20.deployer.EJBDeployer.activate(EJBDeployer.java:1322)
            at
weblogic.ejb20.deployer.EJBModule.activate(EJBModule.java:610)
            at
weblogic.j2ee.J2EEApplicationContainer.activateModule(J2EEApplicationCon
tainer.java:3127)
            at
weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer
.java:2081)
            at
weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer
.java:2062)
            at
weblogic.management.deploy.slave.SlaveDeployer$ComponentActivateTask.act
ivateContainer(SlaveDeployer.java:2592)
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.doCommit(Sla
veDeployer.java:2515)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.commit(SlaveDeployer
.java:2317)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.checkAutoCommit(Slav
eDeployer.java:2399)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.prepare(SlaveDeploye
r.java:2311)
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.prepare(Slav
eDeployer.java:2479)
            at
weblogic.management.deploy.slave.SlaveDeployer.processPrepareTask(SlaveD
eployer.java:798)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareDelta(SlaveDeploye
r.java:507)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareUpdate(SlaveDeploy
er.java:465)
            at
weblogic.drs.internal.SlaveCallbackHandler$1.execute(SlaveCallbackHandle
r.java:25)
            at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:197)
            at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:170)
<Oct 14, 2004 7:13:24 PM GMT+05:30> <Warning> <Deployer> <BEA-149004>
<Failures were detected while initiating Deploy task for application
Address.>
<Oct 14, 2004 7:13:24 PM GMT+05:30> <Error> <Deployer> <BEA-149201>
<Failed to complete the deployment task with ID 0 for the application
Address.
weblogic.management.DeploymentException:
Exception:weblogic.management.ApplicationException: activate failed for
Address
            Module: Address            Error: Exception activating
module: EJBModule(Address,status=PREPARED)


Unable to deploy EJB: Address from Address:

Failed to Generate Wrapper Class.
Nested Exception: java.lang.RuntimeException: Failed to Generate Wrapper
Class
            at
weblogic.utils.wrapper.WrapperFactory.createWrapper(WrapperFactory.java:
154)
            at
weblogic.jdbc.wrapper.JDBCWrapperFactory.getWrapper(JDBCWrapperFactory.j
ava:154)
            at weblogic.jdbc.jts.Driver.newConnection(Driver.java:674)
            at
weblogic.jdbc.jts.Driver.createLocalConnection(Driver.java:196)
            at weblogic.jdbc.jts.Driver.connect(Driver.java:154)
            at
weblogic.jdbc.common.internal.RmiDataSource.getConnection(RmiDataSource.
java:305)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.getConnection(RDBMSPers
istenceManager.java:2247)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.verifyDatabaseType(RDBM
SPersistenceManager.java:2459)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.setup(RDBMSPersistenceM
anager.java:198)
            at
weblogic.ejb20.manager.BaseEntityManager.setupPM(BaseEntityManager.java:
253)
            at
weblogic.ejb20.manager.BaseEntityManager.setup(BaseEntityManager.java:21
0)
            at
weblogic.ejb20.manager.DBManager.setup(DBManager.java:154)
            at
weblogic.ejb20.deployer.ClientDrivenBeanInfoImpl.activate(ClientDrivenBe
anInfoImpl.java:1057)
            at
weblogic.ejb20.deployer.EJBDeployer.activate(EJBDeployer.java:1322)
            at
weblogic.ejb20.deployer.EJBModule.activate(EJBModule.java:610)
            at
weblogic.j2ee.J2EEApplicationContainer.activateModule(J2EEApplicationCon
tainer.java:3127)
            at
weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer
.java:2081)
            at
weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer
.java:2062)
            at
weblogic.management.deploy.slave.SlaveDeployer$ComponentActivateTask.act
ivateContainer(SlaveDeployer.java:2592)
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.doCommit(Sla
veDeployer.java:2515)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.commit(SlaveDeployer
.java:2317)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.checkAutoCommit(Slav
eDeployer.java:2399)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.prepare(SlaveDeploye
r.java:2311)
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.prepare(Slav
eDeployer.java:2479)
            at
weblogic.management.deploy.slave.SlaveDeployer.processPrepareTask(SlaveD
eployer.java:798)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareDelta(SlaveDeploye
r.java:507)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareUpdate(SlaveDeploy
er.java:465)
            at
weblogic.drs.internal.SlaveCallbackHandler$1.execute(SlaveCallbackHandle
r.java:25)
            at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:197)
            at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:170)




            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.doCommit(Sla
veDeployer.java:2517)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.commit(SlaveDeployer
.java:2317)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.checkAutoCommit(Slav
eDeployer.java:2399)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.prepare(SlaveDeploye
r.java:2311)
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.prepare(Slav
eDeployer.java:2479)
            at
weblogic.management.deploy.slave.SlaveDeployer.processPrepareTask(SlaveD
eployer.java:798)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareDelta(SlaveDeploye
r.java:507)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareUpdate(SlaveDeploy
er.java:465)
            at
weblogic.drs.internal.SlaveCallbackHandler$1.execute(SlaveCallbackHandle
r.java:25)
            at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:197)
            at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:170)
--------------- nested within: ------------------
weblogic.management.ManagementException:  - with nested exception:
[weblogic.management.DeploymentException:
Exception:weblogic.management.ApplicationException: activate failed for
Address
            Module: Address            Error: Exception activating
module: EJBModule(Address,status=PREPARED)


Unable to deploy EJB: Address from Address:

Failed to Generate Wrapper Class.
Nested Exception: java.lang.RuntimeException: Failed to Generate Wrapper
Class
            at
weblogic.utils.wrapper.WrapperFactory.createWrapper(WrapperFactory.java:
154)
            at
weblogic.jdbc.wrapper.JDBCWrapperFactory.getWrapper(JDBCWrapperFactory.j
ava:154)
            at weblogic.jdbc.jts.Driver.newConnection(Driver.java:674)
            at
weblogic.jdbc.jts.Driver.createLocalConnection(Driver.java:196)
            at weblogic.jdbc.jts.Driver.connect(Driver.java:154)
            at
weblogic.jdbc.common.internal.RmiDataSource.getConnection(RmiDataSource.
java:305)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.getConnection(RDBMSPers
istenceManager.java:2247)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.verifyDatabaseType(RDBM
SPersistenceManager.java:2459)
            at
weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.setup(RDBMSPersistenceM
anager.java:198)
            at
weblogic.ejb20.manager.BaseEntityManager.setupPM(BaseEntityManager.java:
253)
            at
weblogic.ejb20.manager.BaseEntityManager.setup(BaseEntityManager.java:21
0)
            at
weblogic.ejb20.manager.DBManager.setup(DBManager.java:154)
            at
weblogic.ejb20.deployer.ClientDrivenBeanInfoImpl.activate(ClientDrivenBe
anInfoImpl.java:1057)
            at
weblogic.ejb20.deployer.EJBDeployer.activate(EJBDeployer.java:1322)
            at
weblogic.ejb20.deployer.EJBModule.activate(EJBModule.java:610)
            at
weblogic.j2ee.J2EEApplicationContainer.activateModule(J2EEApplicationCon
tainer.java:3127)
            at
weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer
.java:2081)
            at
weblogic.j2ee.J2EEApplicationContainer.activate(J2EEApplicationContainer
.java:2062)
            at
weblogic.management.deploy.slave.SlaveDeployer$ComponentActivateTask.act
ivateContainer(SlaveDeployer.java:2592)
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.doCommit(Sla
veDeployer.java:2515)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.commit(SlaveDeployer
.java:2317)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.checkAutoCommit(Slav
eDeployer.java:2399)
            at
weblogic.management.deploy.slave.SlaveDeployer$Task.prepare(SlaveDeploye
r.java:2311)
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.prepare(Slav
eDeployer.java:2479)
            at
weblogic.management.deploy.slave.SlaveDeployer.processPrepareTask(SlaveD
eployer.java:798)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareDelta(SlaveDeploye
r.java:507)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareUpdate(SlaveDeploy
er.java:465)
            at
weblogic.drs.internal.SlaveCallbackHandler$1.execute(SlaveCallbackHandle
r.java:25)
            at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:197)
            at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:170)



]
            at
weblogic.management.deploy.slave.SlaveDeployer$ActivateTask.prepare(Slav
eDeployer.java:2491)
            at
weblogic.management.deploy.slave.SlaveDeployer.processPrepareTask(SlaveD
eployer.java:798)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareDelta(SlaveDeploye
r.java:507)
            at
weblogic.management.deploy.slave.SlaveDeployer.prepareUpdate(SlaveDeploy
er.java:465)
            at
weblogic.drs.internal.SlaveCallbackHandler$1.execute(SlaveCallbackHandle
r.java:25)
            at
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:197)
            at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:170)
>

Can anybody help me out?

Thanx in advance....
Divakar.


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