From 85133067dd901c3d7a0cec679ac3f8bd4b3bf470 Mon Sep 17 00:00:00 2001
From: Jesse Boyd <jessepaleg@gmail.com>
Date: Fri, 21 Oct 2016 23:19:49 +1100
Subject: [PATCH] Fixes #338

---
 core/src/main/java/com/sk89q/worldedit/EditSession.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/com/sk89q/worldedit/EditSession.java b/core/src/main/java/com/sk89q/worldedit/EditSession.java
index 1b9594b3..d20bdcdb 100644
--- a/core/src/main/java/com/sk89q/worldedit/EditSession.java
+++ b/core/src/main/java/com/sk89q/worldedit/EditSession.java
@@ -786,6 +786,9 @@ public class EditSession extends AbstractWorld implements HasFaweQueue {
 
     @Override
     public BaseBlock getLazyBlock(final Vector position) {
+        if (position.y > maxY || position.y < 0) {
+            return nullBlock;
+        }
         return getLazyBlock((int) position.x, (int) position.y, (int) position.z);
     }
 
@@ -794,7 +797,7 @@ public class EditSession extends AbstractWorld implements HasFaweQueue {
     }
 
     public BaseBlock getBlock(int x, int y, int z) {
-        return extent.getLazyBlock(x, y, z);
+        return getLazyBlock(x, y, z);
     }
 
     @Override