The recipient’s e-mail address was not found in the recipient’s e-mail system.Microsoft Exchange will not try to redeliver this message for you.Once you have checked/changed things, force an update on the server: get-offlineaddressbook | update-offlineaddressbook Then check again after about 30 minutes, doing a forced download of the Address book in Outlook. Run the following in EMS to update the Global Address Book from Exchange Server Update-Global Address List -Identity "Global Address List" -Domain Controller "Your Domain Controller Name" Offline Address book tab and click update on the Default OAB, 3.Thus, the two workarounds are basically two ways to forcibly reestablish connections between the Mac OS X Mail application and the remote email server.
If you have exclusively Outlook 2007 or higher and don't have web distribution enabled, enable it. Our old exchange server was still set as the generating server. One user who changed her last name is not showing up after I set the generating server to the correct server.
Use these steps to identify if there's an issue with your account or the sender's account that's preventing the messages from arriving.
Sign in to your Yahoo Mail account on a computer and send yourself an email.
In this case, the user mailbox would have been recreated or the old Legacy Exchange DN value would have been changed to a different one.
The bundled Mail app for Mac has taken an odd turn by gaining a collection of odd bugs and incompatibilities with a variety of email providers.