From 89b57333797366f06e8b7f8175fd826e24ad1d13 Mon Sep 17 00:00:00 2001
From: Fff <a181084170@gmail.com>
Date: Mon, 31 Aug 2026 11:31:59 +0800
Subject: [PATCH] fix

---
 .../anvilcraft/lib/v2/registrum/util/CreativeTabSections.java | 2 +-
 .../lib/v2/registrum/util/CreativeVariantPickerRegistry.java  | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeTabSections.java b/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeTabSections.java
index 537750d3..fd464a27 100644
--- a/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeTabSections.java
+++ b/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeTabSections.java
@@ -100,7 +100,7 @@ public static Collection<ItemStack> arrange(ResourceLocation tabId, Collection<I
 
         arranged.addAll(original.subList(originalIndex, original.size()));
         PLACEMENTS.put(tabId, List.copyOf(placedSections));
-        return List.copyOf(arranged);
+        return arranged;
     }
 
     public static List<PlacedSection> placedSections(ResourceLocation tabId) {
diff --git a/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeVariantPickerRegistry.java b/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeVariantPickerRegistry.java
index fe86715d..e21372e0 100644
--- a/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeVariantPickerRegistry.java
+++ b/module.registrum/src/main/java/dev/anvilcraft/lib/v2/registrum/util/CreativeVariantPickerRegistry.java
@@ -149,7 +149,7 @@ public static Collection<ItemStack> fold(Collection<ItemStack> items) {
                 if (group.isEnabled() && group.presentIn(original)) eligible.add(group);
             }
         }
-        if (eligible.isEmpty()) return original;
+        if (eligible.isEmpty()) return new ArrayList<>(original);
 
         Set<VariantGroup> emitted = new HashSet<>();
         List<ItemStack> folded = new ArrayList<>(original.size());
@@ -161,7 +161,7 @@ public static Collection<ItemStack> fold(Collection<ItemStack> items) {
                 folded.add(group.source());
             }
         }
-        return List.copyOf(folded);
+        return folded;
     }
 
     private static Optional<List<ItemStack>> normalize(List<ItemStack> variants) {