after looking at the man page i found that gksu is the front end for the su password (not set up unless you manully set it up) IMHO i dont recommend setting it up. gksudo is the front end for sudo. let me know if gksudo works with your user password.
-- gksu doesn't recognize the password https://launchpad.net/bugs/59079 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
