From 606c043bf09041ef3c39c36b17079e3b9ff808b5 Mon Sep 17 00:00:00 2001
From: Intelli <contact@intelli.software>
Date: Tue, 19 Apr 2022 20:07:56 -0600
Subject: [PATCH] Fixed NullPointerException when processing hopper
 transactions

---
 .../coreprotect/listener/player/InventoryChangeListener.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/net/coreprotect/listener/player/InventoryChangeListener.java b/src/main/java/net/coreprotect/listener/player/InventoryChangeListener.java
index 9bbe64e..bc54754 100644
--- a/src/main/java/net/coreprotect/listener/player/InventoryChangeListener.java
+++ b/src/main/java/net/coreprotect/listener/player/InventoryChangeListener.java
@@ -122,7 +122,7 @@ public final class InventoryChangeListener extends Queue implements Listener {
                             ConfigHandler.forceContainer.computeIfAbsent(loggingChestIdViewer, k -> new ArrayList<>());
                             List<ItemStack[]> list = ConfigHandler.forceContainer.get(loggingChestIdViewer);
 
-                            if (list.size() < sizeOld) {
+                            if (list != null && list.size() < sizeOld) {
                                 ItemStack[] containerState = Util.getContainerState(inventoryData);
 
                                 // If items have been removed by a hopper, merge into containerState