Adventure Quest rank upgrade bug

[Calmf]

I am adventure rank 17 but I am not even class F (rank 10 quest), the quest didn't show up, I don't have it on me, nor the NPC is willing to give

[Dasaneeee]

Hello Calmf
Hmm, have you done your adventurer upgrade quest?
You may refer to this online guide,
https://rierin.com/2017/03/19/f-rank...er-rank-guide/
If you still can't get the quest!
Do send in a ticket via our in-game support with ur account details such as:
Server, Character ID & description of your issue!
Illustrations and videos will be much appreciated if viable~
Good day!