java.lang.Error: ServerHangWatchdog detected that a single server tick took 60.00 seconds (should be max 0.05)
        at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
        at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:182)
        at net.minecraftforge.common.ForgeHooks.onLivingUpdate(ForgeHooks.java:581)
        at net.minecraft.entity.EntityLivingBase.func_70071_h_(EntityLivingBase.java:2095)
        at net.minecraft.entity.EntityLiving.func_70071_h_(EntityLiving.java:295)
        at net.minecraft.entity.monster.EntityMob.func_70071_h_(EntityMob.java:50)
        at net.minecraft.world.World.func_72866_a(World.java:1996)
        at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:832)
        at net.minecraft.world.World.func_72870_g(World.java:1958)
        at net.minecraft.world.World.func_72939_s(World.java:1762)
        at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:613)
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:767)
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:397)
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526)
        at java.lang.Thread.run(Unknown Source)

@爱心魔王FHC @墨浅南城

在server.properties 中找到 max-tick-time 并设置为 -1