Exchange – “This operation can only be performed by a manager of the group” Error
KB ID 0000603 Problem Seen On Exchange 2010 (SP1), when trying to add a user to a distribution group. Add-DistributionGroupMember Failed Error: You don’t have sufficient permissions. This operation can only be performed by a manager of the group. Solution 1. There a few reasons for this error, I’m assuming that there is no user set as the manager for this group? (Properties > Group Information > Managed By). In my...