Lvl 30 quest not working

At lvl 29 aizi gives you a quest called "Korin Tower evidence of theft" you need to go to velma at city gateway to continue the quest she will give you another quest where you need to collect upa's familiar decoration and you get it by killing the enemies near by when you finish it you will go to gila and he will give you the title you go to the korin tower gate keeper to finish the quest and gain acess to the korin tower so now all you have to do is right click the gate keeper and enter korin tower and then you talk with korin to finish the quest and start the final step of the adult quest. You drink the divine water he gave you and you will fight 4 of his hallucinations when you beat all of them you talk to korin to finish the quest and become a adult.