From 70fe5189e0625fdef0b2a19e1656d6f6c9d061a1 Mon Sep 17 00:00:00 2001
From: yueh <yueh@orod.de>
Date: Sat, 5 Nov 2016 23:37:34 +0100
Subject: [PATCH] Followup #2556, #2579: Prevent negative stacksizes.

---
 src/main/java/appeng/container/AEBaseContainer.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/appeng/container/AEBaseContainer.java b/src/main/java/appeng/container/AEBaseContainer.java
index ac217bbb..60505a3a 100644
--- a/src/main/java/appeng/container/AEBaseContainer.java
+++ b/src/main/java/appeng/container/AEBaseContainer.java
@@ -793,7 +793,7 @@ public abstract class AEBaseContainer extends Container
 						{
 							if( hand == null )
 							{
-								is.stackSize--;
+								is.stackSize = Math.max( 1, is.stackSize - 1 );
 							}
 							else if( hand.isItemEqual( is ) )
 							{