Microsoft | Exchange 2013 update Global Address List Warning messages

Updating Global address list warning messages. I was running the following command Update-GlobalAddressList – identity “Default Global Address List” when I received the following warning messages. “WARNING: The Recipient “<domainname>/Microsoft Exchange System objects/OAB version 2″ is invalid and couldn’t be updated.” This warning occurs in my situation way after the migration of exchange 2007 to exchange…

Exchange 2013 | Remove complete moverequest list via Powershell.

If you just moved from exchange 2010 to exchange 2013 it will be possible you have a long list with of completed items. It might happen that you try to delete the move request on the old system. But than you recieve the following error: ——————————————————– Microsoft Exchange Error ——————————————————– Action ‘Clear Move Request’ could…