I love this sheet, and plan to use it for any long term games i run, but I'm running into an issue where I am trying to create an Eldritch Knight fighter as an enemy, but no matter what I do, I can't get a proper Save DC to show up--it just says "NaN". Idk if I'm doing something wrong, or if I've missed something, but I have 3rd Caster selected at the top, and I have his spell mod set to Int, and it's always worked that way before. Everything else on him is done, but I can't seem to get this to work. Any ideas? Here's what I'm seeing: