We are using UDB8.0 (trial version) and while running it in our application (J2ee based Ecommerce application) we get the following database error.Do we need to set certain db parameters
appropriately to get rid of this.This error come pretty occassionally and often even the database has t be restarted to get rid of this.

DB2 driver we are using is type four (db2jcc.jar)

Start server side stack trace:
java.rmi.RemoteException: EJB Exception: ; nested exception is:
javax.ejb.EJBException: Exception during get getLaneList : com.ibm.db2.jcc.b.SQLException: PCKCACHESZ
javax.ejb.EJBException: Exception during get getLaneList : com.ibm.db2.jcc.b.SQLException: PCKCACHESZ
at com.logistics.basedata.ejb.rating.ratinglanemgr.Ra tingLaneMgrBean.getLaneList(RatingLaneMgrBean.java :75)
at com.logistics.basedata.ejb.rating.ratinglanemgr.Ra tingLaneMgrBean_lj5dyf_EOImpl.getLaneList(RatingLa neMgrBean_lj5dyf_EOImpl.java:1500)
at com.logistics.basedata.ejb.rating.ratinglanemgr.Ra tingLaneMgrBean_lj5dyf_EOImpl_WLSkel.invoke(Unknow n Source)
at weblogic.rmi.internal.ServerRequest.sendReceive(Se rverRequest.java:159)
at weblogic.rmi.cluster.ReplicaAwareRemoteRef.invoke( ReplicaAwareRemoteRef.java:263)
at weblogic.rmi.cluster.ReplicaAwareRemoteRef.invoke( ReplicaAwareRemoteRef.java:230)
at com.logistics.basedata.ejb.rating.ratinglanemgr.Ra tingLaneMgrBean_lj5dyf_EOImpl_WLStub.getLaneList(U nknown Source)
at webroot.jsp_servlet._basedata._rating._ratinglane. _jsp.__laneList._jspService(__laneList.java:431)
at weblogic.servlet.jsp.JspBase.service(JspBase.java: 27)
at weblogic.servlet.internal.ServletStubImpl$ServletI nvocationAction.run(ServletStubImpl.java:1058)
at weblogic.servlet.internal.ServletStubImpl.invokeSe rvlet(ServletStubImpl.java:401)
at weblogic.servlet.internal.ServletStubImpl.invokeSe rvlet(ServletStubImpl.java:306)
at weblogic.servlet.internal.WebAppServletContext$Ser vletInvocationAction.run(WebAppServletContext.java :5445)
at weblogic.security.service.SecurityServiceManager.r unAs(SecurityServiceManager.java:780)
at weblogic.servlet.internal.WebAppServletContext.inv okeServlet(WebAppServletContext.java:3105)
at weblogic.servlet.internal.ServletRequestImpl.execu te(ServletRequestImpl.java:2588)
at weblogic.kernel.ExecuteThread.execute(ExecuteThrea d.java:213)
at weblogic.kernel.ExecuteThread.run(ExecuteThread.ja va:189)

Any help on this regard would be great,
-Mohit Marwaha
email : mmarwaha@manh.com