I am getting this error whenever i tried to persist any object in my seam program.
this is the error details i got in console.
[8/18/11 12:54:50:236 PDT] 0000001c servlet       E com.ibm.ws.webcontainer.servlet.ServletWrapper service SRVE0068E: Uncaught exception created in one of the service methods of the servlet Faces Servlet in application Edims. Exception created : javax.servlet.ServletException: #{customerEditAction.saveCustomer}: com.sybase.jdbc3.utils.UnimplementedOperationException: The method com.sybase.jdbc3.jdbc.SybConnectionProxy.prepareStatement(String, int) has not been completed and should not be called.
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:277)
        at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1589)
        at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1523)
        at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:131)
        at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:510)
        at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:188)
        at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:116)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
        at org.jboss.seam.web.IdentityFilter.doFilter(IdentityFilter.java:40)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:90)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:60)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:178)
        at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)
        at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:368)
        at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:495)
        at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:56)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.HotDeployFilter.doFilter(HotDeployFilter.java:53)
        at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)
        at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:188)
        at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:116)
        at com.ibm.ws.webcontainer.filter.WebAppFilterChain._doFilter(WebAppFilterChain.java:77)
        at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:885)
        at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:865)
        at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:475)
        at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:175)
        at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:91)
        at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:863)
        at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1583)
        at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:182)
        at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:455)
        at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewInformation(HttpInboundLink.java:384)
        at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:83)
        at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:165)
        at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
        at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
        at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
        at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
        at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)
        at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
        at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1550)
Caused by: javax.faces.FacesException: #{customerEditAction.saveCustomer}: com.sybase.jdbc3.utils.UnimplementedOperationException: The method com.sybase.jdbc3.jdbc.SybConnectionProxy.prepareStatement(String, int) has not been completed and should not be called.
        at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:118)
        at javax.faces.component.UICommand.broadcast(UICommand.java:387)
        at org.ajax4jsf.component.AjaxActionComponent.broadcast(AjaxActionComponent.java:55)
        at org.ajax4jsf.component.UIInclude.broadcast(UIInclude.java:170)
        at org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:321)
        at org.ajax4jsf.component.AjaxViewRoot.broadcastEvents(AjaxViewRoot.java:296)
        at org.ajax4jsf.component.AjaxViewRoot.processPhase(AjaxViewRoot.java:253)
        at org.ajax4jsf.component.AjaxViewRoot.processApplication(AjaxViewRoot.java:466)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:82)
        at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
        ... 48 more
Caused by: javax.faces.el.EvaluationException: com.sybase.jdbc3.utils.UnimplementedOperationException: The method com.sybase.jdbc3.jdbc.SybConnectionProxy.prepareStatement(String, int) has not been completed and should not be called.
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:108)
        at com.sun.faces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:102)
        ... 59 more
Caused by: com.sybase.jdbc3.utils.UnimplementedOperationException: The method com.sybase.jdbc3.jdbc.SybConnectionProxy.prepareStatement(String, int) has not been completed and should not be called.
        at com.sybase.jdbc3.jdbc.ErrorMessage.raiseRuntimeException(Unknown Source)
        at com.sybase.jdbc3.utils.Debug.notImplemented(Unknown Source)
        at com.sybase.jdbc3.jdbc.SybConnectionProxy.prepareStatement(Unknown Source)
        at com.ibm.ws.rsadapter.jdbc.WSJdbcConnection.prepareStatement(WSJdbcConnection.java:4597)
        at org.hibernate.jdbc.AbstractBatcher.getPreparedStatement(AbstractBatcher.java:524)
        at org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:116)
        at org.hibernate.id.IdentityGenerator$GetGeneratedKeysDelegate.prepare(IdentityGenerator.java:90)
        at org.hibernate.id.insert.AbstractReturningDelegate.performInsert(AbstractReturningDelegate.java:54)
        at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2186)
        at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2666)
        at org.hibernate.action.EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:71)
        at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:279)
        at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:321)
        at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)
        at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:130)
        at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:154)
        at com.ods.edims.common.EdimsPersistEventListener.entityIsTransient(EdimsPersistEventListener.java:26)
        at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:110)
        at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:636)
        at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:628)
        at org.hibernate.engine.CascadingAction$8.cascade(CascadingAction.java:318)
        at org.hibernate.engine.Cascade.cascadeToOne(Cascade.java:291)
        at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:239)
        at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
        at org.hibernate.engine.Cascade.cascadeCollectionElements(Cascade.java:319)
        at org.hibernate.engine.Cascade.cascadeCollection(Cascade.java:265)
        at org.hibernate.engine.Cascade.cascadeAssociation(Cascade.java:242)
        at org.hibernate.engine.Cascade.cascadeProperty(Cascade.java:192)
        at org.hibernate.engine.Cascade.cascade(Cascade.java:153)
        at org.hibernate.event.def.AbstractSaveEventListener.cascadeAfterSave(AbstractSaveEventListener.java:479)
        at org.hibernate.event.def.DefaultPersistEventListener.entityIsPersistent(DefaultPersistEventListener.java:134)
        at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:107)
        at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:61)
        at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:645)
        at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:619)
        at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:623)
        at org.jboss.seam.persistence.HibernateSessionProxy.persist(HibernateSessionProxy.java:332)
        at org.jboss.seam.framework.HibernateEntityController.persist(HibernateEntityController.java:108)
        at com.ods.edims.customer.action.CustomerEditAction.saveCustomer(CustomerEditAction.java:273)
        at com.ods.edims.customer.action.CustomerEditAction.saveCustomer(CustomerEditAction.java:214)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
        at java.lang.reflect.Method.invoke(Method.java:600)
        at org.jboss.seam.util.Reflections.invoke(Reflections.java:22)
        at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:32)
        at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
        at org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:28)
        at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:77)
        at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at org.jboss.seam.core.ConversationInterceptor.aroundInvoke(ConversationInterceptor.java:65)
        at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:44)
        at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
        at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:185)
        at org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:103)
        at com.ods.edims.customer.action.CustomerEditAction_$$_javassist_seam_18.saveCustomer(CustomerEditAction_$$_javassist_seam_18.java)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
        at java.lang.reflect.Method.invoke(Method.java:600)
        at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:335)
        at org.jboss.el.util.ReflectionUtil.invokeMethod(ReflectionUtil.java:348)
        at org.jboss.el.parser.AstPropertySuffix.invoke(AstPropertySuffix.java:58)
        at org.jboss.el.parser.AstValue.invoke(AstValue.java:96)
        at org.jboss.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)
        at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke(MethodBindingMethodExpressionAdapter.java:94)
        ... 60 more