Why add-azurevhd fails with 403 - AuthenticationFailedhttp://developers.de/blogs/damir_dobric/archive/2013/10/16/why-add-azurevhd-fails-with-403-authenticationfailed.aspxWhen you try to upload VHD-image following can happen: add-azurevhd : "An exception occurred when calling the ServiceManagement API. HTTP Status Code: 403. Service Management Error Code: AuthenticationFailed. Message: The server failed to authenticateenCommunityServer 2008 SP1 (Build: 30619.63)