There has been some trouble lately with saving work on the User Details screen when unrestricting faculty members. Staff members should follow these steps to avoid future issues.
Go to Settings (Customize and Control Settings in upper right of Chrome browser)
Scroll down and click Show advanced settings
Select Manage Passwords under Passwords and Forms
Scroll down to mrcprimary:9191
Select the X next to the password, delete, and click the Done button
Next time you log into http://10.10.5.51:9191/admin you should be able to restrict and unrestrict faculty accounts without a problem.