Try to install/copy gw2 on another hd. Had the same error some weeks ago and this fixed it for me. Just takes a few minutes if you have a second had in your pc.
What team were you placed on? Grenth´s Door
What team did you expect to be placed on? Fortune´s Vale
Did you change/toggle your selected WvW guild after Thursday night, even briefly? No
Have you shard/world transferred recently? no
What is your default world when World Restructuring is disabled? Dzagonur
Assigned Team: Grenth´s DoorYour original home shard: DzagonurGuild: Send Help Plz [LOST]Problem: wrong Team. Wanted to be in to Fortune's Vale and can't change
Game runs smooth in DX11, looks better and more FPS, but crashes all the time.
R5 2600/ Vega 56/32 GB.
Switching back to DX9 brings much lag, but no crashes.