Hi Peter, yes, you can do this with the command: profiles -c old-sid -n new-sid ntuser.dat to display the stored sid: profiles -v ntuser.dat greets arno peter grotz schrieb: >Hi all, > >I want to migrate from 2.2.6 to 3.0.10 (with ldap). Is it possible to change >the SID in the ntuser.dat on the server-saved profile? > >-Peter > > >