Ok the problem is all on their end.
I followed Disrupteds advice and made a new profile.
Since I didnt setup favorites I typed the address to the main page.
Managed to log in and went to the forum, made a post and couldnt submit.
Opened IE and finished the post.
Opened KM again in the normal profile, logged in on the Main page and went to the forum and edited the same post that I could