I\'m using Exchange Web Services Managed API 1.1 to connect to Exchange server 2010 and then find out new emails received. Now I want to save a copy of the .msg file to a fo
If you are going from Outlook's EntryID via VSTO (Hex) to EwsID, you need to look here: http://bernhardelbl.wordpress.com/2013/04/15/converting-entryid-to-ewsid-using-exchange-web-services-ews/
Saved me. I kept getting a "Data is corrupt." message.