I\'ve seen a lot of links to MSDN and \"works on my machine!\" answers so I\'d like to ask my question with the exact steps to duplicate what I\'m doing. Because we are usin
Maybe your ServiceReferences.ClientConfig
for your Silverlight client is pointing to the wrong URL?
Also, check the location of your cross-domain policy file. This MSDN article has more information.
Additional note for running Silverlight locally (Vista Sidebar, for example). As reported in this blog entry, "Silverlight cannot use any network provider, when running locally." The workaround is to use javascript to interface to the web service in this situation.