So MCCC has to be updated to work with that.
MCCC > MCCC Settings > Set Age Span Duration > Human > AdultĮA changed age spans last release as well as how they do the Short, Normal and Long age spans. You can however change the days in the age span to whatever you wish with mccc The recommendation is to set lifespan to Normal in Game Options and set the MCCC values to match the new EA values if you want to have the new EA default days in stage: The Deaderpool Support Discord has a pinned message in the general-support channel: Are you using MC Command Center? This is a known MCCC issue.