WARN: /dashboard/buildloop/listener BuildLoopInformation as it does not have a no-args constructor

Hi,
Your help is appreciated!I am running cruisecontrol.bat and I am
getting the following warning every 5 seconds.How can I resolve this
warning? what am I missing in my configuration?Below is the warning.
Thanks for your help!,Ilana.

Below is the warning that I am getting every 5 seconds:
2011-05-19 16:28:33.886::WARN:
 /dashboard/buildloop/listenercom.thoughtworks.xstream.converters.ConversionException:
Cannot construct net.sourceforge.cruisecontrol.BuildLoopInformation as
it does not have a no-args constructor---- Debugging information
----message             : Cannot construct
net.sourceforge.cruisecontrol.BuildLoopInformation as it does not have
a no-args constructorcause-exception     :
com.thoughtworks.xstream.converters.reflection.ObjectAccessExceptioncause-message
      : Cannot construct
net.sourceforge.cruisecontrol.BuildLoopInformation as it does not have
a no-args constructorclass               :
net.sourceforge.cruisecontrol.BuildLoopInformationrequired-type    
  : net.sourceforge.cruisecontrol.BuildLoopInformationpath      
         : /buildloopline number         :
1-------------------------------        at
com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:63) 
      at
com.thoughtworks.xstream.core.AbstractReferenceUnmarshaller.convert(AbstractReferenceUnmarshaller.java:45) 
      at
com.thoughtworks.xstream.core.TreeUnmarshaller.convertAnother(TreeUnmarshaller.java:46) 
      at
com.thoughtworks.xstream.core.TreeUnmarshaller.start(TreeUnmarshaller.java:117) 
      at
com.thoughtworks.xstream.core.ReferenceByXPathMarshallingStrategy.unmarshal(ReferenceByXPathMarshallingStrategy.java:29) 
      at
com.thoughtworks.xstream.XStream.unmarshal(XStream.java:846)     
  at com.thoughtworks.xstream.XStream.unmarshal(XStream.java:833) 
      at
com.thoughtworks.xstream.XStream.fromXML(XStream.java:781)       
at com.thoughtworks.xstream.XStream.fromXML(XStream.java:773)     
  at
net.sourceforge.cruisecontrol.util.BuildInformationHelper.toObject(BuildInformationHelper.java:32) 
      at
net.sourceforge.cruisecontrol.dashboard.web.BuildLoopController.handleRequestInternal(BuildLoopController.java:28) 
      at
org.springframework.web.servlet.mvcAbstractController.handleRequest(AbstractController.java:153) 
      at
org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48) 
      at
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:858) 
      at
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:792) 
      at
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:476) 
      at
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:441) 
      at
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)     
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:820) 
      at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) 
      at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:362) 
      at
org.mortbayjetty.security.SecurityHandler.handle(SecurityHandler.java:216) 
      at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181) 
      at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:729) 
      at
org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
        at
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollectionjava:206) 
      at
org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114) 
      at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) 
      at org.mortbay.jetty.Server.handle(Server.java:324)     
  at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505) 
      at
org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:843) 
      at
org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:647)       
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211) 
      at
org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)   
    at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395) 
      at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:488)Caused
by:
com.thoughtworks.xstream.converters.reflection.ObjectAccessException: Cannot
construct net.sourceforge.cruisecontrol.BuildLoopInformation as it
doesnot have a no-args constructor        at
com.thoughtworks.xstream.converters.reflection.PureJavaReflectionProvider.newInstance(PureJavaReflectionProvider.java:59) 
      at
com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.instantiateNewInstance(AbstractReflectionConverter.java:257) 
      at
com.thoughtworks.xstream.converters.reflection.AbstractReflectionConverter.unmarshal(AbstractReflectionConverter.java:124) 
      at
com.thoughtworks.xstream.core.TreeUnmarshaller.convert(TreeUnmarshaller.java:56) 
      ... 35 more

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