stuck character in the game

After today's departure from the game, the server crashed or something like that, one of the characters on the account I can neither create a game nor connect, I immediately break with the battle net, the most remarkable thing is that in the game in which I was before the crash of the server, it still exists and I’m sitting there with my Persian, it still shows me that I’m supposedly in the game, tell me how to deal with this, there’s no good information ...