Deploying WC 11.1 Load files, ACLs Load file fail to load during deployment in Fresh WC 12.0 Instanc

I am using Windchill PDMLink Release 12.0 and Datecode with CPS 12.0.2.5


Deploying WC 11.1 Load files, ACLs Load file fail to load during deployment in Fresh WC 12.0 Instance.

ACL Load file are fail to load due to this error message. Need your help right syntax to load in WC 12.
Principal "cn=supplier administrators,o=corporate,ou=people,cn=administrativeldap,cn=windchill_11.1,o=cmiperf" not found.

Here are the errors that I faced
Principal "cn=supplier administrators,o=corporate,ou=people,cn=administrativeldap,cn=windchill_11.1,o=cmiperf" not found.