|Message:||An error occurred while accessing the Active Directory for user [%1]. Information cannot be retrieved from Active Directory due to an unknown error. Verify that the Exchange ActiveSync Server can communicate with Active Directory, and that the user has a valid account.|
This Error event indicates that Exchange was unable to verify that the user account specified in the event description has the required permissions to synchronize with Exchange Server.
Other symptoms you may experience when this event occurs are as follows:
Exchange ActiveSync Event ID 3012 can be generated when one or more permissions or security settings are not correctly configured.
To resolve this error, try one or more of the following:
For more information about how to troubleshoot Exchange ActiveSync synchronization issues, review the following resources: