It's located at the very top of the page (and you can't even select this text for some reason). Also, above login and password fields there is this message (highlighted in red):User name not found or forbidden characters in user name error
I can successfully log in to this forum with the same password, why can't I log in to wiki?Incorrect username or password entered.
Please try again.
Before you ask: I'm not making errors by mistake, I copy/paste my password.
Also, it has special characters, they are there for security reasons.