Illidari tabard bug

[Dragic]

So when i finished the quest for purple trophy tabard of Illidari i put it on, played a little bit more than logged off.When i logged in next day tabard wasnt equiped and it wasnt in any of my bags it just disappeared,is there a way for me to get it back cuz its the best looking tabard.

[zefferium]

hey, what do I have to do if "I don't meet the requirements for the quest" that "The Journal of Val'zareq" opens??
I click on it and I just can't do the quest.
I really want that tabard, could you help me?