HELP! i can't see sons of holdir quartermaster anymore

hello everybody , can a GM help me please? i'm a paladin tank and i always go to son of holdir quartermaster to by my soulder enhacement so i'm exalted, the thing is when i go to quartermaster i can't even see the rest of players, when i make a party says we are in different stances. when i get near dun niffelem my son of holdir costume vanish. i did quest chain and is not my first time buying to quarter master please help!!!! server: lordaeron, char name: darxpaladin

open a ticket in-game and ask them to switch your phase