I don't know why.
10.02 17:54:06 [Server] INFO Loading EpicWorldGenerator v7.2.26
10.02 17:54:06 [Server] INFO ---- EpicWorldGenerator Crash Report ----
10.02 17:54:06 [Server] INFO Time: Sat Feb 10 17:54:06 UTC 2018
10.02 17:54:06 [Server] INFO Description: Wrong native minecraft server(NMS)...