The following test question (i.e., review audit) for the First Post review queue seems to be broken:
https://askubuntu.com/review/first-posts/312931#
Neither comments nor flags work and the buttons for them do not respond.
The original question:
System hanging after my log in
I have installed Ubuntu 14.04LTS on my PC using CD. But after the successful
installation and after my log in on PC it is hanging.