Outlook 0x8004011D: The Connection to Microsoft Exchange Is Unavailable
Outlook 0x8004011D means the Exchange connection dropped or never opened. Check MAPI over HTTP, network path and proxy resets to reconnect fast.
0x80040115: Outlook cannot reach Exchange over MAPI over HTTP any more
0x80040115 means Outlook lost its MAPI over HTTP session to Exchange. Learn which clients are still supported and how to fix the connection.