Assume that a Microsoft Outlook for Mac 2011 user moves an item, and then changes the category of the item in a Microsoft Exchange Server 2010 environment. When Exchange Server synchronizes items with the Outlook for Mac 2011 client, the user occasionally receives the following error message:
Error
Could not synchronize record: <Message Name> to Exchange server: <Exchange Server Name>
Details
ChangeKey is required for this operation.
Error code
-19946
Could not synchronize record: <Message Name> to Exchange server: <Exchange Server Name>
Details
ChangeKey is required for this operation.
Error code
-19946