blood altar

good morning .
ive been trying to craft my weapon since last night ..got up this morning.started at the blood altar .to add suffixes cannot be change ,it works ..i unnal my items cool go to base add phys .and slam exalt.dont get what i want.go back to the blood altar ,no i cant craft anything at the altar ..ive already spent 150div on the base ..allready spend over 50div just trying to craft the item.now i need to stop cause the blood altar is glitching ,and i do have the beast .i went even and bought over 10 more of it .so can you guys explain to me why the blood altar isnt working .and i dont want to save up 800 div just to buy the weapon when i can craft it myself