it says that there is an unread topic at the forum but below it says that all new topics have been read by me.
http://forum.greenheartgames.com/t/forum-bug-title-too-short/8191
There is a good search function as well 
Blame Discourse.
Discourse uses Javascript for the majority of functions. Sometimes the memory stack allocated to the Javascript thread can get a bit full and flake out, causing issues like you described. The solution is to simply press F5, and the page will clear the stack and continue as expected.