Additionally, you may receive an error message that resembles one of the following when you try to change the distribution list membership in Outlook:
Changes to the distribution list membership could not be saved. You do not have sufficient permissions to perform this operation on this object.
The Delegates settings were not saved correctly. Unable to activate send-on-behalf-of list. You do not have sufficient permission to perform this operation on this object.
The Delegates settings were not saved correctly. Unable to activate send-on-behalf-of list. You do not have sufficient permission to perform this operation on this object.