Client Receives Error While Running Simulation or Error in Calculating Simulation Population Message, collaborator.log encountered Error in the Facade Code (Doc ID 460353.1)

Last updated on MARCH 28, 2016

Applies to:

Oracle Demantra Demand Management - Version 7.1.0.1 and later
Information in this document applies to any platform.
***Checked for relevance on 20-JUN-2011***


Symptoms

Clients have reported one of two issues when running a simulation:


Error while running simulation

In the collaborator.log, found on the web server, the user observed the following errors:

2007-09-19 11:49:40,136 [AJPRequestHandler-RMICallHandler-2] ERROR tunnel.general :: task[27] encountered error in the facade code
java.lang.NullPointerException
 at com.demantra.applicationServer.metaDataObjects.simulation.SimulationList.getForeTopLevels(SimulationList.java:1175)
 at com.demantra.applicationServer.metaDataObjects.simulation.SimulationList.getPopulationCount(SimulationList.java:1081)
 at com.demantra.applicationServer.metaDataObjects.simulation.SimulationList.allowSimulation(SimulationList.java:1018)
 at com.demantra.applicationServer.metaDataObjects.simulation.SimulationList.requestSimulation(SimulationList.java:900)
 at com.demantra.bridge.server.SoapBridge.runSimulation(SoapBridge.java:3799)
 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:585)
 at com.demantra.tunnel.task.operations.InvokeTaskVisitor.visit(InvokeTaskVisitor.java:227)
 at com.demantra.tunnel.task.InvokeTask.acceptTaskVisitor(InvokeTask.java:49)
 at com.demantra.tunnel.task.operations.InvokeTaskVisitor.invoke(InvokeTaskVisitor.java:115)
 at com.demantra.tunnel.task.operations.InvokeTaskVisitor.access$000(InvokeTaskVisitor.java:49)
 at com.demantra.tunnel.task.operations.InvokeTaskVisitor$1.process(InvokeTaskVisitor.java:103)
 at com.demantra.tunnel.task.operations.LogProcessTaskVisitor.process(LogProcessTaskVisitor.java:188)
 at com.demantra.tunnel.task.operations.LogProcessTaskVisitor.visitOther(LogProcessTaskVisitor.java:171)
 at com.demantra.tunnel.task.operations.LogProcessTaskVisitor.visit(LogProcessTaskVisitor.java:160)
 at com.demantra.tunnel.task.InvokeTask.acceptTaskVisitor(InvokeTask.java:49)
 at com.demantra.tunnel.task.operations.LogProcessTaskVisitor.apply(LogProcessTaskVisitor.java:123)
 at com.demantra.tunnel.task.operations.LogProcessTaskVisitor.process(LogProcessTaskVisitor.java:118)
 at com.demantra.tunnel.task.operations.InvokeTaskVisitor.apply(InvokeTaskVisitor.java:100)
 at com.demantra.tunnel.server.controller.TaskDispatcher.invokeImmediately(TaskDispatcher.java:211)
 at com.demantra.tunnel.server.controller.TaskDispatcher.dispatchTask(TaskDispatcher.java:153)
 at com.demantra.tunnel.server.controller.TaskDispatcher.dispatch(TaskDispatcher.java:92)
 at com.demantra.tunnel.server.controller.TaskDispatcher.apply(TaskDispatcher.java:82)
 at com.demantra.tunnel.server.controller.RequestDispatcher.processTask(RequestDispatcher.java:120)
 at com.demantra.tunnel.server.controller.RequestDispatcher.processRequest(RequestDispatcher.java:83)
 at com.demantra.tunnel.server.RequestDispatcherServlet.processRequest(RequestDispatcherServlet.java:79)
 at com.demantra.tunnel.server.RequestDispatcherServlet.doPost(RequestDispatcherServlet.java:139)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:763)
 at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
 at com.evermind.server.http.ServletRequestDispatcher.invoke(ServletRequestDispatcher.java:719)
 at com.evermind.server.http.ServletRequestDispatcher.forwardInternal(ServletRequestDispatcher.java:376)
 at com.evermind.server.http.HttpRequestHandler.doProcessRequest(HttpRequestHandler.java:870)
 at com.evermind.server.http.HttpRequestHandler.processRequest(HttpRequestHandler.java:451)
 at com.evermind.server.http.AJPRequestHandler.run(AJPRequestHandler.java:299)
 at com.evermind.server.http.AJPRequestHandler.run(AJPRequestHandler.java:187)
 at oracle.oc4j.network.ServerSocketReadHandler$SafeRunnable.run(ServerSocketReadHandler.java:260)
 at com.evermind.util.ReleasableResourcePooledExecutor$MyWorker.run(ReleasableResourcePooledExecutor.java:303)
 at java.lang.Thread.run(Thread.java:595)


Or:

Error in calculating simulation population

Or:

Error occurred in calculating simulation population


 

Cause

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