java.lang.NullPointerException at com.novell.nidp.admin.model.NidsServerClusterConfiguration.delete(NidsServerClusterConfiguration.java:2444) at com.novell.admin.nids.overview.PropertyPage_Servers.B(Unknown Source) at com.novell.admin.nids.overview.PropertyPage_Servers.showPage(Unknown Source) at com.novell.admin.nids.util.UIContext.G(Unknown Source) at com.novell.admin.nids.util.UIContext.execute(Unknown Source) at com.novell.admin.nids.IdentityServer_OverviewWizard.execute(Unknown Source) at com.novell.emframe.dev.Task.execute(Task.java:505) at com.novell.nps.gadgetManager.BaseGadgetInstance.processRequest(BaseGadgetInstance.java:858) at com.novell.nps.gadgetManager.GadgetManager.delegateToGadget(GadgetManager.java:4253) at com.novell.nps.gadgetManager.LaunchService.onDelegateAction(LaunchService.java:86) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at com.novell.nps.gadgetManager.BaseGadgetInstance.handleAction(BaseGadgetInstance.java:2371) at com.novell.nps.gadgetManager.GadgetManager.processInstanceRequest(GadgetManager.java:1606) at com.novell.nps.gadgetManager.GadgetManager.processServiceRequest(GadgetManager.java:1062) at com.novell.nps.PortalServlet.handleFrameService(PortalServlet.java:505) at com.novell.nps.PortalServlet.processRequest(PortalServlet.java:373) at com.novell.nps.PortalServlet.doPost(PortalServlet.java:279) at com.novell.nps.PortalServlet.doGet(PortalServlet.java:262) at javax.servlet.http.HttpServlet.service(HttpServlet.java:621) at com.novell.emframe.fw.servlet.AuthenticatorServlet.service(AuthenticatorServlet.java:332) at javax.servlet.http.HttpServlet.service(HttpServlet.java:722) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at com.novell.emframe.fw.filter.CrossScriptingFilter.doFilter(CrossScriptingFilter.java:25) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:224) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:185) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:581) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:151) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) at com.novell.accessmanager.tomcat.SynchronizationValve.invoke(y:671) at com.novell.accessmanager.tomcat.SynchronizationValve.invoke(y:671) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:405) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:269) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:515) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:302) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:662)