Active Directory Domain Services(R) contains multiple groups which match attribute %1. Only one Windows(R) group should be ...

Active Directory Domain Services(R) contains multiple groups which match attribute %1.  Only one Windows(R) group should be assoicated with each sAMAccountName.

 With multiple Windows groups associated with one sAMAccountName, Server for NFS cannot determine which Windows group to use to grant access to files.

 Try removing the duplicate sAMAccountName entries.