Guild Wars 2

Hello, I have a problem with one of my characters, every time I try to play with it, game crash. I can play with all my others characters, the problem is only with my scrapper, hes on Straits of Devastation.

Please help Anet!

Same problem, im a Norn But i do this with a Sylvari who opened the story, when soldier resist Mordremoth call i didnt get the achievement.
This is the last achievement i need for the 100% of act 1. Please fix this.

Same problem, pls fix this

Same problem pls Anet fix this quick.