2019-07-17 00:09:32 +02:00
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From 8adb94be4ba737d0211814d78363b2b3927a9b0a Mon Sep 17 00:00:00 2001
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2019-04-27 08:26:04 +02:00
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From: Aikar <aikar@aikar.co>
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Date: Tue, 21 Jun 2016 22:54:34 -0400
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Subject: [PATCH] Fix Double World Add issues
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Vanilla will double add Spider Jockeys to the world, so ignore already added.
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Also add debug if something else tries to, and abort before world gets bad state
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diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
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2019-07-17 00:09:32 +02:00
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index d0ab36190..4ba5b00ae 100644
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2019-04-27 08:26:04 +02:00
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--- a/src/main/java/net/minecraft/server/WorldServer.java
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+++ b/src/main/java/net/minecraft/server/WorldServer.java
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2019-07-08 15:29:22 +02:00
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@@ -937,6 +937,7 @@ public class WorldServer extends World {
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2019-04-27 08:26:04 +02:00
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// CraftBukkit start
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private boolean addEntity0(Entity entity, CreatureSpawnEvent.SpawnReason spawnReason) {
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org.spigotmc.AsyncCatcher.catchOp( "entity add"); // Spigot
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+ if (entity.valid) { MinecraftServer.LOGGER.error("Attempted Double World add on " + entity, new Throwable()); return true; } // Paper
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if (entity.dead) {
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// WorldServer.LOGGER.warn("Tried to add entity {} but it was marked as removed already", EntityTypes.getName(entity.getEntityType())); // CraftBukkit
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return false;
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--
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2019-06-25 03:47:58 +02:00
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2.22.0
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2019-04-27 08:26:04 +02:00
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