From 2ed06dd3efd74e5b1062640643ebca2956e731eb Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Mon, 10 Jun 2019 09:36:40 +0100
Subject: [PATCH] Catch exceptions from dispenser entity spawns


diff --git a/src/main/java/net/minecraft/server/IDispenseBehavior.java b/src/main/java/net/minecraft/server/IDispenseBehavior.java
index 976c72208f..fe3d9d5fa3 100644
--- a/src/main/java/net/minecraft/server/IDispenseBehavior.java
+++ b/src/main/java/net/minecraft/server/IDispenseBehavior.java
@@ -163,7 +163,14 @@ public interface IDispenseBehavior {
                     }
                 }
 
+                try { // Paper
                 entitytypes.spawnCreature(isourceblock.getWorld(), itemstack, (EntityHuman) null, isourceblock.getBlockPosition().shift(enumdirection), EnumMobSpawn.DISPENSER, enumdirection != EnumDirection.UP, false);
+                    // Paper start
+                } catch (Exception ex){
+                    MinecraftServer.LOGGER.warn("An exception occurred dispensing entity at {}[{}]", world.getWorld().getName(), isourceblock.getBlockPosition(), ex);
+                }
+                // Paper end
+
                 // itemstack.subtract(1); // Handled during event processing
                 // CraftBukkit end
                 return itemstack;
-- 
2.22.1