Error message while running restful service on netbeans 6.8

[owais zahid]

I have recently tried to implement the restful web service and i used the following tutorial http://netbeans.org/kb/docs/websvc/rest.html .

Everything is working fine , but there is just one error message in "Glass Fish V3" output window. :

--------------------------------------------
SEVERE: The log message is null.
javax.enterprise.inject.AmbiguousResolutionException: Cannot resolve an ambiguous dependency between [org.jboss.weld.bean-/C:/Documents and Settings/ozahid/My Documents/NetBeansProjects/health_network_restservice/build/web/-SessionBean-EmergencyResponsesResource, org.jboss.weld.bean-/C:/Documents and Settings/ozahid/My Documents/NetBeansProjects/health_network_restservice/build/web/-ManagedBean-class DataObjects.service.PlaceResource$EmergencyResponseCollectionResourceSub]
at org.jboss.weld.BeanManagerImpl.resolve(BeanManagerImpl.java:1491)
at com.sun.jersey.server.impl.jcdi.JCDIComponentProviderFactory.getBean(JCDIComponentProviderFactory.java:244)
at com.sun.jersey.server.impl.jcdi.JCDIComponentProviderFactory.init(JCDIComponentProviderFactory.java:103)
at com.sun.jersey.server.impl.application.WebApplicationImpl.initiate(WebApplicationImpl.java:512)
at com.sun.jersey.server.impl.application.WebApplicationImpl.initiate(WebApplicationImpl.java:449)
at com.sun.jersey.spi.container.servlet.ServletContainer.initiate(ServletContainer.java:404)
at com.sun.jersey.spi.container.servlet.ServletContainer$InternalWebComponent.initiate(ServletContainer.java:253)
at com.sun.jersey.spi.container.servlet.WebComponent.load(WebComponent.java:521)
at com.sun.jersey.spi.container.servlet.WebComponent.init(WebComponent.java:199)
at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:308)
at com.sun.jersey.spi.container.servlet.ServletContainer.init(ServletContainer.java:471)
at javax.servlet.GenericServlet.init(GenericServlet.java:242)
at org.apache.catalina.core.StandardWrapper.initServlet(StandardWrapper.java:1428)
at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:1073)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:187)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:188)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:641)
at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:97)
at com.sun.enterprise.web.PESessionLockingStandardPipeline.invoke(PESessionLockingStandardPipeline.java:85)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:185)
at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:332)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:233)
at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:165)
at com.sun.grizzly.http.ProcessorTask.invokeAdapter(ProcessorTask.java:791)
at com.sun.grizzly.http.ProcessorTask.doProcess(ProcessorTask.java:693)
at com.sun.grizzly.http.ProcessorTask.process(ProcessorTask.java:954)
at com.sun.grizzly.http.DefaultProtocolFilter.execute(DefaultProtocolFilter.java:170)
at com.sun.grizzly.DefaultProtocolChain.executeProtocolFilter(DefaultProtocolChain.java:135)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:102)
at com.sun.grizzly.DefaultProtocolChain.execute(DefaultProtocolChain.java:8
at com.sun.grizzly.http.HttpProtocolChain.execute(HttpProtocolChain.java:76)
at com.sun.grizzly.ProtocolChainContextTask.doCall(ProtocolChainContextTask.java:53)
at com.sun.grizzly.SelectionKeyContextTask.call(SelectionKeyContextTask.java:57)
at com.sun.grizzly.ContextTask.run(ContextTask.java:69)
at com.sun.grizzly.util.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:330)
at com.sun.grizzly.util.AbstractThreadPool$Worker.run(AbstractThreadPool.java:309)
at java.lang.Thread.run(Thread.java:619)
--------------------------------------------------

Can any one please tell me , what this error means and how can i remove it ?

-Owais
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