Nostalrius Begins - Quality wow vanilla realm (1.12)

I went to log onto my account and i couldnt.. a Real life friend told me i was already logged on.. What can i do? if nothing can u just ban that bastard?

Try resetting the password if you still have access to the e-mail address it was registered with. If the account has recently been logged in with, you might get an error saying the account was used recently.