Hello All,
I have an urgent issue with my CEO , my environment contain exchange 2010 mailbox/HUB/CAS, CEO have an outlook 2007 and he face an issue with his emails, he received emails and before he open it disappear after few time, when i open the recovery deleted items i found the emails and they didn't appear in deleted item folder only on recovery deleted items, so any suggestions please.
notes :
No rules in outlook
No Auto archive
his computer have a FEP as antivirus.