moderation option are not working at my site

[ancraz]

moderation option are not working at my site . cant delete post or move post
etc
i get the following error

Sorry, but you did not select any threads to perform inline moderation on, or your previous moderation session has expired (Automatically after 1 hour of inactivity). Please select some threads and try again.

[Matt]

Would have been better to bump the other thread than make a new one, there's useful discussion in it: http://community.mybboard.net/thread-51582.html