I tried googling it and every paying around with it in my config file but every time i try to clone the Npc or edit the model of the Npc on the server it doesn't seem to work. I looked into my logs and this is what I got. the first error is editing the moble and the second was cloning error.
05.04 17:33:08 [Server] Server thread/FATAL Error executing task
05.04 17:33:08 [Server] INFO java.util.concurrent.ExecutionException: java.lang.NoClassDefFoundError: net/mcreator/aquaticabyssmod/MCreatorTrident$RenderCustom
05.04 17:33:08 [Server] INFO at java.util.concurrent.FutureTask.report(Fu