Children of the Revolution Quest (Flask of Extra Greasy Oil dont work)

[ziemba830]

Mission 4: Zze Way of Zztonezz
When i use Flask of Extra Greasy Oil on the levers nothing happen.

[Paco161315]

Mission 4: Zze Way of Zztonezz When i use Flask of Extra Greasy Oil on the levers nothing happen.

Can you be more specific so I can fix it? I haven't played Tibia since 8.1 update. I have no idea what is this about. Which levers? Do you have the positions?