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[20:28:22] [Server thread/DEBUG] [FML]: Minecraft loaded a new chunk [36, -5] in dimension -1 (the_nether) while populating chunk [37, -5], causing cascading worldgen lag.
[20:28:22] [Server thread/DEBUG] [FML]: Consider setting 'fixVanillaCascading' to 'true' in the Forge config to fix many cases where this occurs in the base game.
[20:28:23] [Server thread/DEBUG] [FML]: Minecraft loaded a new chunk [33, -5] in dimension -1 (the_nether) while populating chunk [34, -5], causing cascading worldgen lag.
[20:28:23] [Server thread/DEBUG] [FML]: Consider setting 'fixVanillaCascading' to 'true' in the Forge config to fix many cases where this occurs in the base game.
[20:28:25] [Server thread/ERROR] [Minecraft]: Could not pass event PlayerInteractEvent to ASkyBlock v3.0.8.2
org.bukkit.event.EventException: null
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[JavaPluginLoader$1.class:CraftBukkit-1.12.2]
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[RegisteredListener.class:CraftBukkit-1.12.2]
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:499) [SimplePluginManager.class:CraftBukkit-1.12.2]
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [SimplePluginManager.class:CraftBukkit-1.12.2]
    at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:274) [CraftEventFactory.class:CraftBukkit-1.12.2]
    at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:241) [CraftEventFactory.class:CraftBukkit-1.12.2]
    at net.minecraft.server.management.PlayerInteractionManager.func_180784_a(PlayerInteractionManager.java:157) [or.class:?]
    at com.rwtema.extrautils2.tile.TileUse.operate(TileUse.java:205) [TileUse.class:?]
    at com.rwtema.extrautils2.tile.TileAdvInteractor.func_73660_a(TileAdvInteractor.java:94) [TileAdvInteractor.class:?]
    at net.minecraft.world.World.func_72939_s(World.java:2121) [amu.class:?]
    at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:822) [oo.class:?]
    at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:904) [MinecraftServer.class:?]
    at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:472) [nz.class:?]
    at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:772) [MinecraftServer.class:?]
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:626) [MinecraftServer.class:?]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_181]
Caused by: java.lang.NullPointerException
    at com.wasteofplastic.askyblock.listeners.AcidEffect.onPlayerInteract(AcidEffect.java:366) ~[?:?]
    at sun.reflect.GeneratedMethodAccessor121.invoke(Unknown Source) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
    at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_181]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[JavaPluginLoader$1.class:CraftBukkit-1.12.2]
    ... 15 more


1257241185
[20:28:22] [Server thread/DEBUG] [FML]: Minecraft loaded a new chunk [36, -5] in dimension -1 (the_nether) while populating chunk [37, -5], causing cascading worldgen lag.
这个报错可以把B:logCascadingWorldGeneration=true改成false来解决
[20:28:25] [Server thread/ERROR] [Minecraft]: Could not pass event PlayerInteractEvent to ASkyBlock v3.0.8.2
org.bukkit.event.EventException: null
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[JavaPluginLoader$1.class:CraftBukkit-1.12.2]
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[RegisteredListener.class:CraftBukkit-1.12.2]
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:499) [SimplePluginManager.class:CraftBukkit-1.12.2]
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [SimplePluginManager.class:CraftBukkit-1.12.2]
    at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:274) [CraftEventFactory.class:CraftBukkit-1.12.2]
    at org.bukkit.craftbukkit.v1_12_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:241) [CraftEventFactory.class:CraftBukkit-1.12.2]
    at net.minecraft.server.management.PlayerInteractionManager.func_180784_a(PlayerInteractionManager.java:157) [or.class:?]
    at com.rwtema.extrautils2.tile.TileUse.operate(TileUse.java:205) [TileUse.class:?]
    at com.rwtema.extrautils2.tile.TileAdvInteractor.func_73660_a(TileAdvInteractor.java:94) [TileAdvInteractor.class:?]
    at net.minecraft.world.World.func_72939_s(World.java:2121) [amu.class:?]
    at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:822) [oo.class:?]
    at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:904) [MinecraftServer.class:?]
    at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:472) [nz.class:?]
    at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:772) [MinecraftServer.class:?]
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:626) [MinecraftServer.class:?]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_181]
Caused by: java.lang.NullPointerException
    at com.wasteofplastic.askyblock.listeners.AcidEffect.onPlayerInteract(AcidEffect.java:366) ~[?:?]
    at sun.reflect.GeneratedMethodAccessor121.invoke(Unknown Source) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
    at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_181]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[JavaPluginLoader$1.class:CraftBukkit-1.12.2]
    ... 15 more
这个报错的话估计是插件跟服务端之间的兼容性问题,应该不会影响功能,如果实在想消掉可以试试更换插件版本