Thanks for the reply,
Hope I don't sound stupid!
How do you increase the MAPI connections for this user mailbox?
I assume it is getting errors because they are adding up to 6 more mailboxes into thier outlook.
No, we are not caching these mailboxes, and No, I cant see anything in the Event logs on the users machine or the server.
I created a test user with the same attributes and mailboxes. and this is the result when trying to send a document (Excel or PDF) with 6 additional mailboxes...
RE: Outlook 2010/Exchange 2010 Multi Mailboxes (Server unavailable)
We have a couple of users (So Far) using multiple mailboxes, which are set up in Outlook 2010 by adding the mailboxes via Control Panel/Mail etc (Because they need to send mail from these mailboxes)
Some times when...