However, if you also have a CAS role running internally on the mailbox server, then make absolutely sure that this checkbox is NOT checked in the IIS configuration for the Exchange virtual directory on the mailbox server!
Entourage exchange inbox not updating
Check whether the recipient's address reported in the error message is correct, if not, resend the message to the correct address. Due to the e-mail transition to Exchange, the server-based global address book which is cached (stored) in a user's e-mail program may reflect an old address until updated from the server.
(Daily updates are randomly staggered as to not overwhelm the e-mail system.) Also, incorrect addresses may get stored locally in an e-mail program's autocomplete memory. On the Tools menu, select Send & Receive, then select Download Address Book...
If the Black Berry smartphone is connected to the Mac computer, use the Eject option before disconnecting the smartphone.
After Sync Services has been turned on in Microsoft Entourage, open the Black Berry Desktop Software and specify the synchronization settings.
Entourage and Apple Mail users having problems sending messages Outlook Web App with IE times-out within a few minutes of logging in Apple Mail is unable to send e-mail"You do not have permission to open this mailbox" error"Delivery has failed to these recipients or distribution lists" error message Address book and autocomplete provide bad addresses"You must choose a recipient before this message can be sent" error"Virus Name: Heuristic" error message"The data file was not closed properly" error message Persistent Entourage redirect to edu validation request Invalid certificate when using SF State wireless network Trouble configuring Entourage If you are having problems sending e-mail through the Exchange servers from off-campus using machines that were previously able to send without incident, an interim solution is to use Outlook Web App (OWA) at When accessed with the Internet Explorer (IE) browser, Outlook Web App (OWA) may timeout within several minutes of logging in or when performing an action such as sending a mail message.