From c755af8ac1c944e18d8075e186dfcdd6bb02bd39 Mon Sep 17 00:00:00 2001
From: asiekierka <kontakt@asie.pl>
Date: Sun, 23 Nov 2014 11:02:40 +0100
Subject: [PATCH] fix #2225

---
 common/buildcraft/builders/TileBuilder.java | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/common/buildcraft/builders/TileBuilder.java b/common/buildcraft/builders/TileBuilder.java
index 75ce2f03..c2608cbb 100644
--- a/common/buildcraft/builders/TileBuilder.java
+++ b/common/buildcraft/builders/TileBuilder.java
@@ -317,13 +317,14 @@ public class TileBuilder extends TileAbstractBuilder implements IHasWork, IFluid
 
 		bpt = bpt.adjustToWorld(worldObj, x, y, z, o);
 
-		if (getStackInSlot(0).getItem() instanceof ItemBlueprintStandard) {
-			return new BptBuilderBlueprint((Blueprint) bpt, worldObj, x, y, z);
-		} else if (getStackInSlot(0).getItem() instanceof ItemBlueprintTemplate) {
-			return new BptBuilderTemplate(bpt, worldObj, x, y, z);
-		} else {
-			return null;
+		if (bpt != null) {
+			if (getStackInSlot(0).getItem() instanceof ItemBlueprintStandard) {
+				return new BptBuilderBlueprint((Blueprint) bpt, worldObj, x, y, z);
+			} else if (getStackInSlot(0).getItem() instanceof ItemBlueprintTemplate) {
+				return new BptBuilderTemplate(bpt, worldObj, x, y, z);
+			}
 		}
+		return null;
 	}
 
 	public void iterateBpt(boolean forceIterate) {