This is a known bug, and will require the user to login and terminate their session:
http://projects.iq.harvard.edu/rce/faq/how-do-i-terminate-my-nx-session
A resource provided by The Institute for Quantitative Social Science
This is a known bug, and will require the user to login and terminate their session:
http://projects.iq.harvard.edu/rce/faq/how-do-i-terminate-my-nx-session