Before 1.14.3 everything was normal. Today I updated the server to 1.14.4, it was 1.14.2 before that. Now there are no mobs in any of my mob farms. I have an aternos server, so it might be just an aternos problem.
MC-157222
Hostile mobs are not spawning on (my) servers
Resolved
Duplicate
0
Zoltan Bodnar
(Unassigned)
Unconfirmed
(Unassigned)
1.14.4
Retrieved
Is Aternos a type of plugin/mod loader? If so, this isn't valid.