From 04b1bb1adee25555479ed009f6d86ab5038cb042 Mon Sep 17 00:00:00 2001
From: TendoArisu <165495758+XUANHLGG@users.noreply.github.com>
Date: Tue, 6 Jan 2026 18:17:38 +0800
Subject: [PATCH] fix: Resolve client disconnect when opening containers in
 Spectator mode due to null packet buffer

---
 .../registration/impl/ContainerTypeDeferredRegister.java  | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/main/java/moze_intel/projecte/gameObjs/registration/impl/ContainerTypeDeferredRegister.java b/src/main/java/moze_intel/projecte/gameObjs/registration/impl/ContainerTypeDeferredRegister.java
index 9857cd1ce..2cee5c5bd 100644
--- a/src/main/java/moze_intel/projecte/gameObjs/registration/impl/ContainerTypeDeferredRegister.java
+++ b/src/main/java/moze_intel/projecte/gameObjs/registration/impl/ContainerTypeDeferredRegister.java
@@ -41,6 +41,14 @@ public <CONTAINER extends AbstractContainerMenu> ContainerTypeRegistryObject<CON
 
 	private static <BE extends BlockEntity> BE getBlockEntityFromBuf(FriendlyByteBuf buf, Class<BE> type) {
 		if (buf == null) {
+			net.minecraft.world.phys.HitResult hit = Minecraft.getInstance().hitResult;
+			if (hit instanceof net.minecraft.world.phys.BlockHitResult blockHit) {
+				BlockPos pos = blockHit.getBlockPos();
+				BE blockEntity = WorldHelper.getBlockEntity(type, Minecraft.getInstance().level, pos);
+				if (blockEntity != null) {
+					return blockEntity;
+				}
+			}
 			throw new IllegalArgumentException("Null packet buffer");
 		} else if (FMLEnvironment.dist.isDedicatedServer()) {
 			throw new UnsupportedOperationException("This method is only supported on the client.");