account already in use! login request failed!!! WAT!!

I start mxo..input user name and password..it accepts starts the usual warner bro,SOE,monolith bla bla start up video

  then as it finishes the loading screen to jump me into loading area to begin play.It suddenly stops with a mini screen saying . "login request failed.this account is already in use"

I retried several times..but still same error!!! or what!!???

thanx for that /cheers

 but somehow i think its a server problem becouse it happened once before though when i tried to relog the second time i succeded...but now its a diff story...i guess every1 at 'main office left for the weekend and shut me out till monday lol :/