Problem with tome of want

[Grook]

Its been 2 days that i can not use the tome of want in my main character, it doesnt appear i have been playing all season with that and since yesterday it doesnt appear no more, i dont know what happened, and i look in my warlok in which i didnt play at all and i have the tome, i dont know what to do any suggestion?:((

[HugoTaHell]

switch path at the glowing ball , re-aquire tome at the slab

[Megumin's Husband]

ya you gotta reacquire it from the old track