TF218028: The Groups and Permissions plug-in file contains an entry that is not valid. You cannot add members to the following ...

TF218028: The Groups and Permissions plug-in file contains an entry that is not valid. You cannot add members to the following identity because it is not a valid project group: {0}.

Correct the process template file and try again. For more information, see the Microsoft Web site: http://go.microsoft.com/fwlink/?LinkId=179551.