I think it might be working now. I used the /gamerule allowmobs true. That seems to be working. No sure why the toggle setting would not work. Thank you all for your help!
Yes, I have done all necessary. When I use the command, it always says allowmobs = false. I can summon a goat or use the agent to bring in cows, but once I close the world and come back in they are...
Chat commands work, it just still isn't allowing mobs. It appears for a fraction of a second and dissapears.
Yes, it's my own world. Mobs used to work. And /gamerule allowmobs does not work 😔