[06-05-16   18:39:28:808 KST] 1e293fa9 WebGroup      I SRVE0181I: [DsomWeb] [/dsom] [Servlet.LOG]: action: *** ACTION EXCEPTION: : java.lang.NullPointerException
        at com.disc.dsom.business.TroubleManager.selectRowCount(TroubleManager.java:454)
        at com.disc.dsom.web.action.TroubleAction.processFind(TroubleAction.java:625)
        at com.disc.dsom.web.action.TroubleAction.executeLogic(TroubleAction.java:111)
        at com.disc.jcf.web.action.BaseAction.execute(BaseAction.java:887)
        at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
        at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
        at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:502)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:201)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:273)
        at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java:110)
        at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java:174)
        at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java:313)
        at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java:116)
        at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java:283)
        at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java:42)
        at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java:40)
        at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:76)
        at com.disc.jcf.util.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:107)
        at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:132)
        at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:71)
        at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java:914)
        at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java:528)
        at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:176)
        at com.ibm.ws.webcontainer.srt.WebAppInvoker.doForward(WebAppInvoker.java:79)
        at com.ibm.ws.webcontainer.srt.WebAppInvoker.handleInvocationHook(WebAppInvoker.java:201)
        at com.ibm.ws.webcontainer.cache.invocation.CachedInvocation.handleInvocation(CachedInvocation.java:71)
        at com.ibm.ws.webcontainer.srp.ServletRequestProcessor.dispatchByURI(ServletRequestProcessor.java:182)
        at com.ibm.ws.webcontainer.oselistener.OSEListenerDispatcher.service(OSEListener.java:334)
        at com.ibm.ws.webcontainer.http.HttpConnection.handleRequest(HttpConnection.java:56)
        at com.ibm.ws.http.HttpConnection.readAndHandleRequest(HttpConnection.java(Compiled Code))
        at com.ibm.ws.http.HttpConnection.run(HttpConnection.java:362)
        at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:593)