New Post: LDAPAttributeToDisplayProp not working

LDAPCPConfig myConfig = LDAPCPConfig.GetDefaultConfiguration();
myConfig.FilterEnabledUsersOnlyProp = true;
myConfig.FilterSecurityGroupsOnlyProp = true;
//myConfig.DisplayLdapMatchForIdentityClaimTypeProp = true;

myConfig.AttributesListProp = new List<AttributeHelper>
{
    new AttributeHelper
    {
        LDAPAttribute="sAMAccountName",
        LDAPObjectClassProp="group",
        ClaimType=WIF.ClaimTypes.Role,
        ClaimEntityType=SPClaimEntityTypes.FormsRole
    },
    new AttributeHelper
    {
        LDAPAttribute="userPrincipalName",
        LDAPObjectClassProp="user",
        ClaimType=WIF.ClaimTypes.Upn,
        ClaimEntityType=SPClaimEntityTypes.User,
        EntityDataKey=PeopleEditorEntityDataKeys.Email,
        LDAPAttributeToDisplayProp="displayName"
    }
};

return myConfig;