Something is wrong when posting in this forum

ImUrFriend

I've seen multiple posts duplicating the same thing. That's because some of us including me, have seen this message when posting :
{ "Code": 256, "Exception": "Unknown column 'LastCategoryID' in 'field list'", "Class": "Gdn_ErrorException" }
What is this? Someone help?

metalrocks

have noticed the duplicating threads as well but did not get any messages when responding to the posts i wrote in.