МЫ играем в майн с сборкой (Хоррор) У меня все нормально и я могу открыть инвентарь а друга крашит при открытии инвента

[18:34:00] [Server thread/INFO] [minecraft/MinecraftServer]: pro561 has made the advancement [Monster Hunter]
[18:34:30] [Server thread/INFO] [minecraft/ServerLoginPacketListenerImpl]: com.mojang.authlib.GameProfile@2ec1d190[id=<null>,name=DanilkaShayrmay,properties={},legacy=false] (/193.233.6.123:61916) lost connection: Disconnected
[18:35:45] [Netty Epoll Server IO #2/ERROR] [ ne.mi.ne .NetworkRegistry/NETREGISTRY]: Channels [pointblank:pointblank] rejected their client side version number
[18:35:45] [Netty Epoll Server IO #2/ERROR] [ ne.mi.ne .HandshakeHandler/FMLHANDSHAKE]: Terminating connection with client, mismatched mod list
[18:35:45] [Server thread/INFO] [minecraft/ServerLoginPacketListenerImpl]: com.mojang.authlib.GameProfile@4d62bb1[id=<null>,name=DanilkaShayrmay,properties={},legacy=false] (/193.233.6.123:61974) lost connection: Connection closed - mismatched mod channel list
[18:36:27] [Server thread/INFO] [minecraft/MinecraftServer]: pro561 has completed the challenge [Back To Hell]
[18:36:28] [Server thread/INFO] [minecraft/PlayerList]: Yaroslavg77[/79.136.152.139:59699] logged in with entity id 3306 at (75.53664828464356, 73.0, -141.2602686570427)
[18:36:28] [Server thread/INFO] [minecraft/MinecraftServer]: Yaroslavg77 joined the game
[18:36:33] [Server thread/INFO] [minecraft/MinecraftServer]: [pro561: Teleported pro561 to Yaroslavg77]
[18:36:45] [Server thread/INFO] [minecraft/ServerGamePacketListenerImpl]: Yaroslavg77 lost connection: Disconnected
[18:36:45] [Server thread/INFO] [minecraft/MinecraftServer]: Yaroslavg77 left the game
[18:38:55] [Server thread/WARN] [minecraft/ServerLevel]: Tried to add entity john_mod_reborn:john but it was marked as removed already
[18:39:16] [Server thread/WARN] [minecraft/ServerLevel]: Tried to add entity john_mod_reborn:john but it was marked as removed already
Консоль атерноса, поможете?

(Ник друга Yaroslavg77)