$ 0 0 Do you have a case number I can look into? OSTs should not be a prob -- but I want to dig more into your problem.Let me know, thanks!Rhondamdlynam wrote:This information was also submitted as a support case, but just in case any one here can also shed light on what's happening...Conditions:X1 reports the latest client is being used. Outlook 2010 .ost & .pst files stored in a custom directory (not default).Profile created by Outlook 2013 (as part of the Office 365 Home Premium) deleted using Control Panel>Mail>.Behavior:Yesterday, all seemed well. Outlook 2010 was being indexed. No sign of Outlook 2013 in X1.This morning. I saw my index counting downward. The Outlook Data Source was no longer present.X1 does not list the .ost file, nor will it allow me to connect to the .pst files I have that store archive emails.Result:Stuck.