http://blogs.msdn.com/b/healthvault/archive/2008/05/12/allowed-file-types-in-the-file-type.aspxAs part of the PB3, we implemented a whitelist of types that are allowed to be uploaded to HealthVault using the File object. You can fetch the current list from the platform using the following: ServiceInfo info = ApplicationConnection.GetServiceDefinitionen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/healthvault/archive/2008/05/12/allowed-file-types-in-the-file-type.aspx#8497015Tue, 13 May 2008 00:31:30 GMT91d46819-8472-40ad-a661-2c78acb4018c:8497015Basketball Chat &raquo; Blog Archive &raquo; Allowed file types in the File type<p>PingBack from <a rel="nofollow" target="_new" href="http://www.basketballs-sports.info/basketball-chat/?p=1290">http://www.basketballs-sports.info/basketball-chat/?p=1290</a></p> <img src="http://blogs.msdn.com/aggbug.aspx?PostID=8497015" width="1" height="1">