https://community.appian.com/discussions/f/plug-ins/1402/hi-we-are-using-ldap-user-profile-synchronization-with-usernaHi, We are using &quot;LDAP User Profile Synchronization With Username&quot; custom smart service to sync our users from AD to Appian. We have no problem assigning values into fields like username, firstname, lastname, etc... that with DirectoryString Syntax fielden-USTelligent Community 12https://community.appian.com/thread/26495?ContentTypeID=1Tue, 19 Jan 2016 05:35:09 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:42f63183-7376-4d99-8a2d-00ad4224dc3ebenjaminsI am experiencing this issue as well. Did you come up with an answer for the supervisor DN to Username problem?<div style="clear:both;"></div>https://community.appian.com/thread/4878?ContentTypeID=1Thu, 24 Oct 2013 20:21:24 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:0e3a6400-083e-4cf7-a4df-4200f24c7d68Will Teohbut how can i know if the index for the pv is same as the users? there can be new users, updated users, deactivated users, reactivated users...<div style="clear:both;"></div>https://community.appian.com/thread/4872?ContentTypeID=1Thu, 24 Oct 2013 17:18:13 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:fee8f13e-6242-41fb-9f63-6b28c516d677Patty IseckeYou can save the value returned into a process variable, use the split function delimited first by a comma, and second by the equal sign, and convert the value at the appropriate index to a user.<div style="clear:both;"></div>