problem using cocoon

[reza x]

hi all

I am using cocoon framework.i have put sitemap.xmap and cocoon.xconf in correct place.but when I call for example http://localhost:8080/web/page.html and cocoonServlet goes to be initialized, i get some errors and exception that are given below:

 

Loading catalog: /path/to/local/catalog
server.properties not found, using command line or default properties
Opening database: D:\Documents and Settings\Administrator\jbproject\test_cocoon\web\WEB-INF\db\cocoondb
HSQLDB server 1.7.1 is running
Use SHUTDOWN to close normally. Use [Ctrl]+[C] to abort abruptly
java.lang.NullPointerException
java.lang.NullPointerException
 at com.hp.hpl.deli.Workspace.getResource(Workspace.java:474)
 at com.hp.hpl.deli.Workspace.getInputSource(Workspace.java:439)
 at com.hp.hpl.deli.Workspace$1$CreateWorkspace.<init>(Workspace.java:181)
 at com.hp.hpl.deli.Workspace.configure(Workspace.java:367)
 at org.apache.cocoon.components.deli.DeliImpl.initialize(DeliImpl.java:148)
 at org.apache.avalon.framework.container.ContainerUtil.initialize(ContainerUtil.java:282)
 at org.apache.avalon.excalibur.component.DefaultComponentFactory.newInstance(DefaultComponentFactory.java:323)
 at org.apache.avalon.excalibur.component.ThreadSafeComponentHandler.initialize(ThreadSafeComponentHandler.java:141)
 at org.apache.avalon.excalibur.component.ExcaliburComponentManager.initialize(ExcaliburComponentManager.java:554)
 at org.apache.cocoon.components.CocoonComponentManager.initialize(CocoonComponentManager.java:530)
 at org.apache.avalon.framework.container.ContainerUtil.initialize(ContainerUtil.java:282)
 at org.apache.cocoon.Cocoon.initialize(Cocoon.java:327)
 at org.apache.cocoon.servlet.CocoonServlet.createCocoon(CocoonServlet.java:1372)
 at org.apache.cocoon.servlet.CocoonServlet.init(CocoonServlet.java:507)
 at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:935)
 at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:668)
 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:210)
 at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
 at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2416)
 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
 at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
 at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
 at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
 at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
 at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
 at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
 at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
 at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
 at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:601)
 at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
 at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
 at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
 at java.lang.Thread.run(Thread.java:534)

 

please guide me what may be the reason of this error.

thanks alot for your attention.

Best Regards.

 

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