From e41b6943aa23dc5e7934b97bd7dfd6177ec99669 Mon Sep 17 00:00:00 2001
From: PrototypeTrousers <salomaoo@gmail.com>
Date: Tue, 28 Sep 2021 23:29:52 -0300
Subject: [PATCH] fix swapping cells giving wrong item/fluid count

---
 .../java/appeng/tile/inventory/AppEngInternalInventory.java     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/appeng/tile/inventory/AppEngInternalInventory.java b/src/main/java/appeng/tile/inventory/AppEngInternalInventory.java
index a4267cd5d..90b7a41a9 100644
--- a/src/main/java/appeng/tile/inventory/AppEngInternalInventory.java
+++ b/src/main/java/appeng/tile/inventory/AppEngInternalInventory.java
@@ -123,7 +123,7 @@ public class AppEngInternalInventory extends ItemStackHandler implements Iterabl
 			ItemStack oldStack = this.previousStack;
 			InvOperation op = InvOperation.SET;
 
-			if( newStack.isEmpty() || oldStack.isEmpty() || ItemStack.areItemsEqual( newStack, oldStack ) )
+			if( newStack.isEmpty() || oldStack.isEmpty() || ( oldStack.getCount() < oldStack.getMaxStackSize() && oldStack.getCount() < this.getSlotLimit( slot ) && ItemStack.areItemsEqual( newStack, oldStack ) ) )
 			{
 				if( newStack.getCount() > oldStack.getCount() )
 				{