![]() To unlock the screen saver, press Option-Return, then enter an administrative user's name and password.Locate and remove (or comment out) the following line:Īccount required pam_group.so no_warn deny group=admin,wheel ruser fail_safe.As an admin user, edit the /etc/pam.d/screensaver file.To enable this feature, first use the following advanced steps:.Unlocking an admin user's screen saver as we have in some self managed machines.Press Option-Return, then enter an administrative user's name and password.Unlocking a non-admin user's screen saver.With OS X Lion v10.7.3 and later, an admin user can unlock another user's screen saver.If they didn't attend the first lab and re-set their password, a process about a month later will re-set the password, effectively disabling the account until they go through a password re-set with the Consultants If students have trouble logging in for a lab exam, we have had cases where it is their first attempt of the term.Support people have to un-orphan them, and make sure it doesn't happen again - could have been caused by bad Registrar data for example. Several times student accounts have been accidentally orphaned - the symptom is that they can authenticate, but then not "do" anything, effectively they do not have permissions on their home directory after it is mounted.login / operation may be very slow if the student Fileserver is heavily loaded. ![]() we have had a couple of instances where the Domain information cached on the Mac becomes corrupt preventing user login and preventing administrator ability to bind/unbind the machine to the Active Directory - see ST#70642 for local administrator actions to repair.suspect that the time is incorrect (AD and Kerberos allow only small differences in time between client and server) a reboot may fix it otherwise, sometimes they "lose" the configuration and a local administrator login is required to change the System Preference, Date and Time, to "automatic" from .uwaterloo.ca.if login still fails then suspect a password change is required (see above).the verification test - get the student to log in to the Mac in the Consultant's office there are NO group restrictions, all that is required is a valid account and password in the Active Directory.any Math and specifically any CS student, or Instructor, or Tutor, or student in a CS course has access any ISG or CSCF staff has access.anyone with an active account in the CS Student Active Directory Domain (CS-TEACHING) should be able to login to a lab Mac.it is now very unlikely that other rejections will happen because a user is not in a group that has lab access.with passwd on a student cpu host, such as.on the web, logged in with their WatIAM password, via.if user set it before 2011, use only the first 8 characters of the password (and no funnies - use "aA1" character set).use entire password, even if it's longer than 8 characters, if the user set it in 2011 via.use only the first 8 characters of the username.authentication requires Student Active Directory (cs-teaching) credentials.Any machine already logged on will be in an unstable state after you log out of another machine. The login / logout hooks provide some temporary links to the local disk to improve performance, and then remove them at logout. The lab Macs use network home directories. Caution - Do NOT login concurrently to more than one machine!
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