Hi I have a problem in the excecution with this error :
Error handled :org.apache.ojb.broker.PBFactoryException: Borrow broker from pool failed org.apache.ojb.broker.PBFactoryException: Borrow broker from pool failed I do not know which is the cause of this error on the level of OJB. here details of the error : Error handled :org.apache.ojb.broker.PBFactoryException: Borrow broker from pool failed org.apache.ojb.broker.PBFactoryException: Borrow broker from pool failed at org.apache.ojb.broker.core.PersistenceBrokerFactoryDefaultImpl.createPer sistenceBroker(PersistenceBrokerFactoryDefaultImpl.java:238) at org.apache.ojb.broker.PersistenceBrokerFactory.createPersistenceBroker(P ersistenceBrokerFactory.java:129) at cosmos.persistence.CosmosBrokerFactoryImpl.createBroker(CosmosBrokerFact oryImpl.java:63) at sj.employee.handler.EmployeeHandler.findEmployeeById(EmployeeHandler.jav a:44) at sj.mail.MailToTransferDestinator.doAction(Unknown Source) at cosmos.controller.CosmosController.doActions(CosmosController.java:54) at sj._controller.SmartJogController.doActions(SmartJogController.java:84) at cosmos.controller.ControllerDispatcher.performTask(ControllerDispatcher. java:63) at cosmos.CosmosServlet.doTask(CosmosServlet.java:71) at cosmos.InfocenterServlet.doTask(InfocenterServlet.java:86) at cosmos.CosmosServlet.doGet(CosmosServlet.java:80) at javax.servlet.http.HttpServlet.service(HttpServlet.java:740) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica tionFilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt erChain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValv e.java:256) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv e.java:191) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:241 6) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java :180) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherVa lve.java:171) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:641) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java :172) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:641) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve. java:174) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223) at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:263) at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:360) at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:604) at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java: 562) at org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:679) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool .java:619) at java.lang.Thread.run(Thread.java:536) Caused by: java.util.NoSuchElementException at org.apache.commons.pool.impl.GenericKeyedObjectPool.borrowObject(Unknown Source) at org.apache.ojb.broker.core.PersistenceBrokerFactoryDefaultImpl.createPer sistenceBroker(PersistenceBrokerFactoryDefaultImpl.java:233) ... 43 more java.util.NoSuchElementException at org.apache.commons.pool.impl.GenericKeyedObjectPool.borrowObject(Unknown Source) at org.apache.ojb.broker.core.PersistenceBrokerFactoryDefaultImpl.createPer sistenceBroker(PersistenceBrokerFactoryDefaultImpl.java:233) at org.apache.ojb.broker.PersistenceBrokerFactory.createPersistenceBroker(P ersistenceBrokerFactory.java:129) at cosmos.persistence.CosmosBrokerFactoryImpl.createBroker(CosmosBrokerFact oryImpl.java:63) at sj.employee.handler.EmployeeHandler.findEmployeeById(EmployeeHandler.jav a:44) at sj.mail.MailToTransferDestinator.doAction(Unknown Source) at cosmos.controller.CosmosController.doActions(CosmosController.java:54) at sj._controller.SmartJogController.doActions(SmartJogController.java:84) at cosmos.controller.ControllerDispatcher.performTask(ControllerDispatcher. java:63) at cosmos.CosmosServlet.doTask(CosmosServlet.java:71) at cosmos.InfocenterServlet.doTask(InfocenterServlet.java:86) at cosmos.CosmosServlet.doGet(CosmosServlet.java:80) at javax.servlet.http.HttpServlet.service(HttpServlet.java:740) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica tionFilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt erChain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValv e.java:256) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv e.java:191) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:241 6) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java :180) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherVa lve.java:171) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:641) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java :172) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:641) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve. java:174) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i nvokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4 80) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223) at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:263) at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:360) at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:604) at org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java: 562) at org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:679) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool .java:619) at java.lang.Thread.run(Thread.java:536) thank you for your assistance!!!!!!!