I can login to only 1 char

Hello , i can only login to my Paladin Prusa. if i login to an alt char i can speak, chat in game etc… but i cant cast anything and i disconnect after 1 munite from the game.
if i login to my paladin and stay enough inside i can login and play my alts freely.
i try every solution at blizzard website.nothing work for now please help

A post was merged into an existing topic: FIXED - Ragnaros EU character list down?