Can't login in yahara and others :S

[Amargo]

 

when I try to enter the server Yahara not let me, and tell me this: " Disconnected from server. systemerr-(300 server authentication failure) the only server that lets me is pohara ;(

 

[Toragos]

Hi friend I hope you see my message, go into the processing list on your computer close blade and soul, restart your computer up and when its back up you will be able to log in. :D hope it helps