From 91fb725a472f8a832e47809d904d51c1ba61985e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20G=C3=A4=C3=9Fler?= <updrn@student.kit.edu>
Date: Wed, 14 Jun 2017 22:24:31 +0200
Subject: [PATCH] Fixed a bug where an Assembler recipe would be added if the
 output is null

---
 src/main/java/gregtech/common/GT_RecipeAdder.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/java/gregtech/common/GT_RecipeAdder.java b/src/main/java/gregtech/common/GT_RecipeAdder.java
index 9e1316b9..189cfe9d 100644
--- a/src/main/java/gregtech/common/GT_RecipeAdder.java
+++ b/src/main/java/gregtech/common/GT_RecipeAdder.java
@@ -259,7 +259,10 @@ public class GT_RecipeAdder
     }
 
     public boolean addAssemblerRecipe(ItemStack[] aInputs, FluidStack aFluidInput, ItemStack aOutput1, int aDuration, int aEUt) {
-    	if (areItemsAndFluidsBothNull(aInputs, null)) {
+    	if (areItemsAndFluidsBothNull(aInputs, new FluidStack[]{aFluidInput})) {
+    		return false;
+    	}
+    	if (aOutput1 == null) {
     		return false;
     	}
     	if ((aDuration = GregTech_API.sRecipeFile.get("assembling", aOutput1, aDuration)) <= 0) {