i've been playing for multiple days now and whenever I type /grade it says I have a certain amount of time until I reach the next grade, but the timer keeps restarting and I can never get past grade 7. How do I grade up?

Hi. I kinda had an issue when I spawned in. I for some reason spawned in water and drowned while my resource pack was loading. I don't know how I got up the mountains because when I despawned, I was nowhere near the well. I never even went up to the cabin. I'm not asking for my items back, but I...