From e19a4e88b6d86e932cf5ceaccc5198c19765314c Mon Sep 17 00:00:00 2001
From: Caedis <Caedis@users.noreply.github.com>
Date: Fri, 10 Jan 2025 08:42:23 +0000
Subject: [PATCH] Fix NPE in ItemsTooltipLineHandler (#589)

(cherry picked from commit fd08a93554789f81abeda56e3a317e5c3f09524b)
---
 src/main/java/codechicken/nei/ItemsTooltipLineHandler.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/main/java/codechicken/nei/ItemsTooltipLineHandler.java b/src/main/java/codechicken/nei/ItemsTooltipLineHandler.java
index 110090029..24ddc58cf 100644
--- a/src/main/java/codechicken/nei/ItemsTooltipLineHandler.java
+++ b/src/main/java/codechicken/nei/ItemsTooltipLineHandler.java
@@ -123,6 +123,8 @@ private List<ItemStack> groupingItemStacks(List<ItemStack> items) {
 
         for (ItemStack stack : items) {
             final NBTTagCompound nbTag = StackInfo.itemStackToNBT(stack, true);
+            if (nbTag == null) continue;
+
             final String GUID = StackInfo.getItemStackGUID(stack);
 
             if (!unique.containsKey(GUID)) {