From 6711effca1226f901ff74c8e4063d05fe3e27cf9 Mon Sep 17 00:00:00 2001 From: CraftBukkit/Spigot Date: Wed, 31 Aug 2016 17:25:37 +1000 Subject: [PATCH] SPIGOT-2644: Clearer error for invalid hanging spawns By: md_5 --- .../src/main/java/org/bukkit/craftbukkit/CraftWorld.java | 3 +++ 1 file changed, 3 insertions(+) diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java index d0ed03b76..3f62540d4 100644 --- a/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java +++ b/paper-server/src/main/java/org/bukkit/craftbukkit/CraftWorld.java @@ -1085,6 +1085,9 @@ public class CraftWorld implements World { entity = new EntityLeash(world, new BlockPosition((int) x, (int) y, (int) z)); entity.attachedToPlayer = true; } else { + // No valid face found + Preconditions.checkArgument(face != BlockFace.SELF, "Cannot spawn hanging entity for %s at %s (no free face)", clazz.getName(), location); + EnumDirection dir = CraftBlock.blockFaceToNotch(face).opposite(); if (Painting.class.isAssignableFrom(clazz)) { entity = new EntityPainting(world, new BlockPosition((int) x, (int) y, (int) z), dir);