Nostalrius Begins - Quality wow vanilla realm (1.12)

I just started playing on the server everything was working fine until I hit lvl 10 and went to SW then everything went down hill the game froze for a bit and then my computer brings me to my desktop and when I click on wow to bring it back up I get no picture it just stays at my desktop but I can hear all the in game noise I can even hear myself moving and casting spells this happen s almost instantly when I log on to that char but I can log on to other chars and have no problems can someone please help me! I really want to continue playing on this server

its kinda hard to try understand what u are trying to say with all these sentences sticked together tho :/