silverlight2 + wcf problem


im using silverlight2 call wcf while exception below thrown , i've no idea now. kind me please?

system.servicemodel.communicationexception unhandled user code
  message="the remote server returned error: notfound"
  stacktrace:
       @ system.servicemodel.asyncresult.end[tasyncresult](iasyncresult result)
       @ system.servicemodel.channels.servicechannel.sendasyncresult.end(sendasyncresult result)
       @ system.servicemodel.channels.servicechannel.endcall(string action, object[] outs, iasyncresult result)
       @ system.servicemodel.clientbase`1.channelbase`1.endinvoke(string methodname, object[] args, iasyncresult result)
       @ wakan.info.browser.wakanservice.wakaninfoserviceclient.wakaninfoserviceclientchannel.endgetuseridbyusername(iasyncresult result)
       @ wakan.info.browser.wakanservice.wakaninfoserviceclient.wakan.info.browser.wakanservice.iwakaninfoservice.endgetuseridbyusername(iasyncresult result)
       @ wakan.info.browser.wakanservice.wakaninfoserviceclient.onendgetuseridbyusername(iasyncresult result)
       @ system.servicemodel.clientbase`1.onasynccallcompleted(iasyncresult result)
  innerexception: system.net.webexception
       message="the remote server returned error: notfound"
       stacktrace:
            @ system.net.asynchelper.beginonui(sendorpostcallback beginmethod, object state)
            @ system.net.browserhttpwebrequest.endgetresponse(iasyncresult asyncresult)
            @ system.servicemodel.channels.httpchannelfactory.httprequestchannel.httpchannelasyncrequest.completegetresponse(iasyncresult result)
       innerexception: system.net.webexception
            message="the remote server returned error: notfound"
            stacktrace:
                 @ system.net.browserhttpwebrequest.internalendgetresponse(iasyncresult asyncresult)
                 @ system.net.browserhttpwebrequest.<>c__displayclass5.<endgetresponse>b__4(object sendstate)
                 @ system.net.asynchelper.<>c__displayclass2.<beginonui>b__0(object sendstate)
            innerexception:

 

i created wcf application, silverlight2 application , testsite testing silverlight2 application.

the exception thrown wherever the  wcf app ran in iis or nested server of vs2008.

i searched , tested every method no help.

i added  clientaccesspolicy.xml , crossdomain.xml in wcf root folder , iis wwwroot folder, didnot work.

hope kind me.

 ps: develop , test on windows sever 2008 , iis7.


read thread:  http://silverlight.net/forums/p/24005/86700.aspx#86700



Silverlight  >  Visual Studio & Silverlight Development Tools



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