ESS importing - CBS error

Hi experts,

I'm facing with the situation below while the ESS SCA file is building by the CBS:

...

Info:build process already running: waiting for another period of 30000 ms

Info:build process already running: waiting for another period of 30000 ms

Info:build process already running: waiting for another period of 30000 ms

Info:build process already running: waiting for another period of 30000 ms

Info:build process already running: waiting for another period of 30000 ms

Info:no changes on the CBS request queue (P1D_KLAESS_D) after a waiting time of 21630000 ms

Fatal:The request queue is not processed by the CBS during the given time intervall => TCS cannot import the request because queue is not empty

Fatal:Please look after the operational status of the CBS.

Fatal Exception:com.sap.cms.tcs.interfaces.exceptions.TCSCommunicationException: communication error: The request queue is not processed during the given time intervall. Please look after the operational status of the CBS.:communication error: The request queue is not processed during the given time intervall. Please look after the operational status of the CBS.

com.sap.cms.tcs.interfaces.exceptions.TCSCommunicationException: communication error: The request queue is not processed during the given time intervall. Please look after the operational status of the CBS.

at com.sap.cms.tcs.client.CBSCommunicator.importRequest(CBSCommunicator.java:370)

at com.sap.cms.tcs.core.CbsMakeTask.processMake(CbsMakeTask.java:120)

at com.sap.cms.tcs.core.CbsMakeTask.process(CbsMakeTask.java:347)

at com.sap.cms.tcs.process.ProcessStep.processStep(ProcessStep.java:77)

at com.sap.cms.tcs.process.ProcessStarter.process(ProcessStarter.java:197)

at com.sap.cms.tcs.core.TCSManager.importPropagationRequests(TCSManager.java:376)

at com.sap.cms.pcs.transport.importazione.ImportManager.importazione(ImportManager.java:227)

at com.sap.cms.pcs.transport.importazione.ImportQueueHandler.execImport(ImportQueueHandler.java:634)

at com.sap.cms.pcs.transport.importazione.ImportQueueHandler.startImport(ImportQueueHandler.java:103)

at com.sap.cms.pcs.transport.proxy.CmsTransportProxyBean.startImport(CmsTransportProxyBean.java:584)

at com.sap.cms.pcs.transport.proxy.CmsTransportProxyBean.startImport(CmsTransportProxyBean.java:560)

at com.sap.cms.pcs.transport.proxy.LocalCmsTransportProxyLocalObjectImpl0_0.startImport(LocalCmsTransportProxyLocalObjectImpl0_0.java:1540)

at com.sap.cms.ui.wl.Custom1.importQueue(Custom1.java:1198)

at com.sap.cms.ui.wl.wdp.InternalCustom1.importQueue(InternalCustom1.java:2215)

at com.sap.cms.ui.wl.Worklist.onActionImportQueue(Worklist.java:881)

at com.sap.cms.ui.wl.wdp.InternalWorklist.wdInvokeEventHandler(InternalWorklist.java:2390)

at com.sap.tc.webdynpro.progmodel.generation.DelegatingView.invokeEventHandler(DelegatingView.java:87)

at com.sap.tc.webdynpro.progmodel.controller.Action.fire(Action.java:67)

at com.sap.tc.webdynpro.clientserver.window.WindowPhaseModel.doHandleActionEvent(WindowPhaseModel.java:420)

at com.sap.tc.webdynpro.clientserver.window.WindowPhaseModel.processRequest(WindowPhaseModel.java:132)

at com.sap.tc.webdynpro.clientserver.window.WebDynproWindow.processRequest(WebDynproWindow.java:335)

at com.sap.tc.webdynpro.clientserver.cal.AbstractClient.executeTasks(AbstractClient.java:143)

at com.sap.tc.webdynpro.clientserver.session.ApplicationSession.doProcessing(ApplicationSession.java:299)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doApplicationProcessingStandalone(ClientSession.java:759)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doApplicationProcessing(ClientSession.java:712)

at com.sap.tc.webdynpro.clientserver.session.ClientSession.doProcessing(ClientSession.java:261)

at com.sap.tc.webdynpro.clientserver.session.RequestManager.doProcessing(RequestManager.java:149)

at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doContent(DispatcherServlet.java:62)

at com.sap.tc.webdynpro.serverimpl.defaultimpl.DispatcherServlet.doPost(DispatcherServlet.java:53)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.runServlet(HttpHandlerImpl.java:401)

at com.sap.engine.services.servlets_jsp.server.HttpHandlerImpl.handleRequest(HttpHandlerImpl.java:266)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:387)

at com.sap.engine.services.httpserver.server.RequestAnalizer.startServlet(RequestAnalizer.java:365)

at com.sap.engine.services.httpserver.server.RequestAnalizer.invokeWebContainer(RequestAnalizer.java:944)

at com.sap.engine.services.httpserver.server.RequestAnalizer.handle(RequestAnalizer.java:266)

at com.sap.engine.services.httpserver.server.Client.handle(Client.java:95)

at com.sap.engine.services.httpserver.server.Processor.request(Processor.java:174)

at com.sap.engine.core.service630.context.cluster.session.ApplicationSessionMessageListener.process(ApplicationSessionMessageListener.java:33)

at com.sap.engine.core.cluster.impl6.session.MessageRunner.run(MessageRunner.java:41)

at com.sap.engine.core.thread.impl3.ActionObject.run(ActionObject.java:37)

at java.security.AccessController.doPrivileged(Native Method)

at com.sap.engine.core.thread.impl3.SingleThread.execute(SingleThread.java:100)

at com.sap.engine.core.thread.impl3.SingleThread.run(SingleThread.java:170)

Info:Step CBS-make ended with result 'fatal error' ,stopping execution at 2007-07-29 04:05:14.0821 -3:00

What is happening? How can I fix this issue?

Regards,

Luciano