crash-2021-03-15_21.48.05-server : https://paste.ubuntu.com/p/8Rj4vXyw2Y/
minecraft 1.15.2
optfine HD_U_G6
server API arclight-forge-1.15-1.0.18 ( bukkit + forge-1.15.2-31.2.48 )

The server is running normally, I can enter the game normally, but when other players enter the game
server crashed...