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java.lang.AbstractMethodError at com.applabs.ghx.globalbrowser.actions.UserAction.checkUserLoggedIn(UserAction.java:421) at com.applabs.ghx.globalbrowser.actions.UserAction.execute(UserAction.java:111) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525) at javax.servlet.http.HttpServlet.service(HttpServlet.java:760) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:288) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:21) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27) at weblogic.servlet.internal.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:289) at org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1069) at org.apache.struts.action.RequestProcessor.processForwardConfig(RequestProcessor.java:455) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:279) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525) at javax.servlet.http.HttpServlet.service(HttpServlet.java:760) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at weblogic.servlet.internal.ServletStubImpl.invokeServlet(ServletStubImpl.java:288) at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:21) at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:27) at weblogic.servlet.internal.WebAppServletContext.invokeServlet(WebAppServletContext.java:2771) at weblogic.servlet.internal.ServletRequestImpl.execute(ServletRequestImpl.java:2433) at weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:172) at weblogic.kernel.ExecuteThread.run(ExecuteThread.java:145)