From 108adc1a03c79d1ffcca4ed3a64440b289fe4e2e Mon Sep 17 00:00:00 2001
From: CovertJaguar <CovertJaguar@gmail.com>
Date: Thu, 18 Jul 2013 22:19:43 -0700
Subject: [PATCH] Fix possible exception

---
 common/buildcraft/transport/BlockGenericPipe.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/common/buildcraft/transport/BlockGenericPipe.java b/common/buildcraft/transport/BlockGenericPipe.java
index 5d236a34..67c79117 100644
--- a/common/buildcraft/transport/BlockGenericPipe.java
+++ b/common/buildcraft/transport/BlockGenericPipe.java
@@ -191,9 +191,9 @@ public class BlockGenericPipe extends BlockContainer {
 		float xMin = Utils.pipeMinPos, xMax = Utils.pipeMaxPos, yMin = Utils.pipeMinPos, yMax = Utils.pipeMaxPos, zMin = Utils.pipeMinPos, zMax = Utils.pipeMaxPos;
 
 		TileEntity tile1 = world.getBlockTileEntity(i, j, k);
-		TileGenericPipe tileG = (TileGenericPipe) tile1;
 
-		if (tileG != null) {
+		if (tile1 instanceof TileGenericPipe) {
+			TileGenericPipe tileG = (TileGenericPipe) tile1;
 			if (Utils.checkPipesConnections(world, tile1, i - 1, j, k) || tileG.hasFacade(ForgeDirection.WEST)) {
 				xMin = 0.0F;
 			}