Играю на своём сервере майнкрафт 1.12 с модами и через несколько минут выключается сервер в краш репорте это

----Minecraft Crash Report ----

WARNING: coremods are present:
Contact their authors BEFORE contacting forge

// Don't be sad. I'll do better next time, I promise!

Description: Ticking entity

java.lang.NoSuchMethodError: org.zawamod.entity.water.EntityBottlenoseDolphin.playFeedEffect()V
at org.zawamod.entity.water.EntityBottlenoseDolphin.func_70636_d(EntityBottlenoseDolphin.java:181)
at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2163)
at net.minecraft.entity.EntityLiving.func_70071_h_(EntityLiving.java:295)
at org.zawamod.entity.base.ZAWABaseLand.func_70071_h_(ZAWABaseLand.java:300)
at org.zawamod.entity.water.EntityBottlenoseDolphin.func_70071_h_(EntityBottlenoseDolphin.java:116)
at net.minecraft.world.World.func_72866_a(World.java:1976)
at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:833)
at net.minecraft.world.World.func_72870_g(World.java:1939)
at net.minecraft.world.World.func_72939_s(World.java:1753)
at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:614)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:761)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:391)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:665)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:523)
at java.lang.Thread.run(Unknown Source)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Server thread
Stacktrace:
at org.zawamod.entity.water.EntityBottlenoseDolphin.func_70636_d(EntityBottlenoseDolphin.java:181)
at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2163)
at net.minecraft.entity.EntityLiving.func_70071_h_(EntityLiving.java:295)
at org.zawamod.entity.base.ZAWABaseLand.func_70071_h_(ZAWABaseLand.java:300)
at org.zawamod.entity.water.EntityBottlenoseDolphin.func_70071_h_(EntityBottlenoseDolphin.java:116)
at net.minecraft.world.World.func_72866_a(World.java:1976)
at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:833)
at net.minecraft.world.World.func_72870_g(World.java:1939)

-- Entity being ticked --
Details:
Entity Type: zawa: bottlenosedolphin (org.zawamod.entity.water.EntityBottlenoseDolphin)
Entity ID: 4838
Entity Name: Bottlenose Dolphin
Entity's Exact location: 99,27, 58,56, 228,78
Entity's Block location: World: (99,58,228), Chunk: (at 3,3,4 in 6,14; contains blocks 96,0,224 to 111,255,239), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Entity's Momentum: 0,00, -0,05, 0,00
Entity's Passengers: []
Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
at net.minecraft.world.World.func_72939_s(World.java:1753)
at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:614)

-- Affected level --
Details:
Level name: world
All players: 2 total; [EntityPlayerMP['Elrim'/1654, l='world', x=49,64, y=63,00, z=248,51], EntityPlayerMP['Kirill'/1721, l='world', x=-1087,50, y=69,00, z=-306,32]]
Chunk stats: ServerChunkCache: 931 Drop: 0
Level seed: -358098179397976867
Level generator: ID 00 - default, ver 1. Features enabled: true
Level generator options:
Level spawn location: World: (-28,64,252), Chunk: (at 4,4,12 in -2,15; contains blocks -32,0,240 to -17,255,255), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 352992 game time, 105662 day time
Level dimension: 0
Level storage version: 0x04ABD - Anvil
Level weather: Rain time: 1 (now: false), thunder time: 1 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false

И так далее Если надо скину

Сервер не выдерживает