Spells Disappearing from Hotbar

[ｘａｚｅｚｏｔｈ]

My warlock's level three spells (Haste, Animate Dead, and Call Lightning) keep disappearing on every reload. It doesn't matter if my custom hotbar is locked or not, or if I quick or regular load a save. I have to drag it back from my spell book every time I savescum u_u