Jump to content
  • Home
  • Files
  • Docs
Topics
  • All Content

  • This Topic
  • This Forum

  • Advanced Search
  • Existing user? Sign In  

    Sign In



    • Not recommended on shared computers


    • Forgot your password?

  • Sign Up
  • All Activity
  • Home
  • Mod Developer Central
  • Modder Support
  • [1.16.3] Cannot add pool to a loot table
Currently Supported: 1.16.X (Latest) and 1.15.X (LTS)
Sign in to follow this  
Followers 0
fcelon

[1.16.3] Cannot add pool to a loot table

By fcelon, October 24, 2020 in Modder Support

  • Reply to this topic
  • Start new topic

Recommended Posts

fcelon    4

fcelon

fcelon    4

  • Creeper Killer
  • fcelon
  • Members
  • 4
  • 115 posts
Posted October 24, 2020

Hello,

I tried modifying a vanilla loot table following the instructions it Forge documentations. However the game fails to load the modified loot table.

 

Code:

@SubscribeEvent
	public static void onLoottableLoad(LootTableLoadEvent event)
	{
		if (event.getName().equals(EntityType.ILLUSIONER.getLootTable()))
		{
			LootTable table = event.getLootTableManager().getLootTableFromLocation(new ResourceLocation(WTImprovements.MOD_ID + ":injects/illusioner"));
			LootPool pool = table.getPool(WTImprovements.MOD_ID + ":totem_of_decoy");
			event.getTable().addPool(pool);
		}
	}

 

Loot to add

{
	"type": "minecraft:entity",
	"pools": [
		{
			"name": "wt_improvements:totem_of_decoy",
			"rolls": 1,
			"entries": [
				{
					"type": "minecraft:item",
					"name": "wt_improvements:totem_of_decoy",
					"functions": [
						{
							"function": "minecraft:set_count",
							"count": {
								"min": 2.0,
								"max": 3.0,
								"type": "minecraft:uniform"
							}
						}
					]
				}
			]
		}
	]
}

 

Error message

java.lang.NullPointerException: null
	at java.util.ArrayList.forEach(Unknown Source) ~[?:1.8.0_171] {}
	at net.minecraft.loot.LootTable.freeze(LootTable.java:185) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at net.minecraftforge.common.ForgeHooks.loadLootTable(ForgeHooks.java:825) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at net.minecraft.loot.LootTableManager.lambda$apply$0(LootTableManager.java:40) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at java.util.HashMap.forEach(Unknown Source) ~[?:1.8.0_171] {}
	at net.minecraft.loot.LootTableManager.apply(LootTableManager.java:38) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at net.minecraft.loot.LootTableManager.apply(LootTableManager.java:16) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at net.minecraft.client.resources.ReloadListener.lambda$reload$1(ReloadListener.java:14) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at java.util.concurrent.CompletableFuture.uniAccept(Unknown Source) ~[?:1.8.0_171] {}
	at java.util.concurrent.CompletableFuture$UniAccept.tryFire(Unknown Source) ~[?:1.8.0_171] {}
	at java.util.concurrent.CompletableFuture$Completion.run(Unknown Source) ~[?:1.8.0_171] {}
	at net.minecraft.resources.AsyncReloader.lambda$null$3(AsyncReloader.java:66) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at net.minecraft.util.concurrent.ThreadTaskExecutor.run(ThreadTaskExecutor.java:139) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B}
	at net.minecraft.util.concurrent.RecursiveEventLoop.run(RecursiveEventLoop.java:22) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading}
	at net.minecraft.util.concurrent.ThreadTaskExecutor.driveOne(ThreadTaskExecutor.java:109) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B}
	at net.minecraft.util.concurrent.ThreadTaskExecutor.driveUntil(ThreadTaskExecutor.java:122) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B}
	at net.minecraft.client.Minecraft.func_238189_a_(Minecraft.java:1866) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
	at net.minecraft.client.Minecraft.func_238195_a_(Minecraft.java:1719) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
	at net.minecraft.client.Minecraft.func_238191_a_(Minecraft.java:1689) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
	at net.minecraft.client.gui.screen.WorldSelectionList$Entry.func_214443_e(WorldSelectionList.java:364) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.gui.screen.WorldSelectionList$Entry.func_214438_a(WorldSelectionList.java:273) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.gui.screen.WorldSelectionList$Entry.func_231044_a_(WorldSelectionList.java:225) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.gui.widget.list.AbstractList.func_231044_a_(AbstractList.java:292) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.gui.INestedGuiEventHandler.func_231044_a_(INestedGuiEventHandler.java:31) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.MouseHelper.lambda$mouseButtonCallback$0(MouseHelper.java:92) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.gui.screen.Screen.func_231153_a_(Screen.java:425) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.MouseHelper.mouseButtonCallback(MouseHelper.java:90) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.MouseHelper.lambda$null$4(MouseHelper.java:185) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.util.concurrent.ThreadTaskExecutor.execute(ThreadTaskExecutor.java:86) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B}
	at net.minecraft.client.MouseHelper.lambda$registerCallbacks$5(MouseHelper.java:184) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36) ~[lwjgl-glfw-3.2.2.jar:build 10] {}
	at org.lwjgl.system.JNI.invokeV(Native Method) ~[lwjgl-3.2.2.jar:build 10] {}
	at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3101) ~[lwjgl-glfw-3.2.2.jar:build 10] {}
	at com.mojang.blaze3d.systems.RenderSystem.flipFrame(RenderSystem.java:93) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.MainWindow.flipFrame(MainWindow.java:304) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1010) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
	at net.minecraft.client.Minecraft.run(Minecraft.java:589) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
	at net.minecraft.client.main.Main.main(Main.java:184) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {re:classloading,pl:runtimedistcleaner:A}
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_171] {}
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_171] {}
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_171] {}
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_171] {}
	at net.minecraftforge.userdev.FMLUserdevClientLaunchProvider.lambda$launchService$0(FMLUserdevClientLaunchProvider.java:52) ~[forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {}
	at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-7.0.1.jar:?] {}
	at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-7.0.1.jar:?] {}
	at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-7.0.1.jar:?] {}
	at cpw.mods.modlauncher.Launcher.run(Launcher.java:81) [modlauncher-7.0.1.jar:?] {}
	at cpw.mods.modlauncher.Launcher.main(Launcher.java:65) [modlauncher-7.0.1.jar:?] {}
	at net.minecraftforge.userdev.LaunchTesting.main(LaunchTesting.java:105) [forge-1.16.3-34.1.0_mapped_snapshot_20200514-1.16-recomp.jar:?] {}

 

The JSON itself seems to be fine. Does anyone know what's wrong with the loot table?

Thanks for any response.

  • Quote

Share this post


Link to post
Share on other sites

ChampionAsh5357    158

ChampionAsh5357

ChampionAsh5357    158

  • Dragon Slayer
  • ChampionAsh5357
  • Members
  • 158
  • 995 posts
Posted October 24, 2020

This is more appropriate to global loot modifiers. You are modifying the table by appending an entry to it.

  • Quote

Share this post


Link to post
Share on other sites

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.

Guest
Reply to this topic...

×   Pasted as rich text.   Paste as plain text instead

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.

    • Insert image from URL
×
  • Desktop
  • Tablet
  • Phone
Sign in to follow this  
Followers 0
Go To Topic Listing



  • Recently Browsing

    No registered users viewing this page.

  • Posts

    • kmann383
      Forge 35.1.37 crashes when i hit escape key

      By kmann383 · Posted 3 minutes ago

      Hola. My forge crashes whenever i hit escape to go to the options menu please help.crash-2021-01-15_09.41.53-client.txt
    • avbavey
      Can’t download forge on Mac?

      By avbavey · Posted 32 minutes ago

      I tried downloading the launcher from the website, then I go to Finder and locate it and double click it. Then it shows a pop up that says “the java JAR file (name of the file) could bot be launched.” How do I open it?? Also, this sounds weird but the Mac keyboard stopped working so I have to use a Windows keyboard with the Mac computer. Please help ASAP!
    • Shrayzz
      Forge 1.4.7 : Problèmes d'installation

      By Shrayzz · Posted 41 minutes ago

      Bonjour, j'aimerais me faire une partie en 1.4.7 moddé car certains mods ne sont disponibles que sur cette version. Récemment, j'ai acheté un nouveau pc l'ancien ne marchait plus. Le problème, c'est qu'étant donné que le fichier "minecraft.jar" du dossier "bin" de ".minecraft" n'existe plus. Le type d'installation de forge n'est plus le même qu'avant, je suis donc allé voir sur des forums pour savoir comment je pourrais faire mais tous sont obsolètes. Pourriez-vous m'aider à installer cette version, je voulais savoir si on pouvait toujours en faire des serveurs avec cette version? Merci de votre réponse.
    • PedreHenrry
      my minecraft crashed by "rendering overlay"

      By PedreHenrry · Posted 45 minutes ago

      tomorrow i do this  
    • ChampionAsh5357
      How to register WallOrFloorItem / Torch

      By ChampionAsh5357 · Posted 1 hour ago

      Nope, you're just registering the item twice. Your block calls this method which creates an item to which you then create another item under the same name.
  • Topics

    • kmann383
      0
      Forge 35.1.37 crashes when i hit escape key

      By kmann383
      Started 3 minutes ago

    • avbavey
      0
      Can’t download forge on Mac?

      By avbavey
      Started 32 minutes ago

    • Shrayzz
      0
      Forge 1.4.7 : Problèmes d'installation

      By Shrayzz
      Started 41 minutes ago

    • PedreHenrry
      4
      my minecraft crashed by "rendering overlay"

      By PedreHenrry
      Started 4 hours ago

    • StealthyNoodle
      5
      How to register WallOrFloorItem / Torch

      By StealthyNoodle
      Started 14 hours ago

  • Who's Online (See full list)

    • Buecher_wurm
    • Sr_endi
    • Pl00py_R
    • kmann383
    • Shrayzz
    • StealthyNoodle
    • glimmermaxcool
    • GabrielIsDa1
  • All Activity
  • Home
  • Mod Developer Central
  • Modder Support
  • [1.16.3] Cannot add pool to a loot table
  • Theme

Copyright © 2019 ForgeDevelopment LLC · Ads by Longitude Ads LLC Powered by Invision Community