From a57d806f8c0d1002de4cb38293502bd15dd3a321 Mon Sep 17 00:00:00 2001
From: Kyllian Warmerdam <kyllian@Mac.localdomain>
Date: Wed, 14 Oct 2026 12:34:26 +0200
Subject: [PATCH] Cancel own-player equipment packets in 1.9->1.8

---
 .../v1_9to1_8/rewriter/EntityPacketRewriter1_9.java         | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/common/src/main/java/com/viaversion/viarewind/protocol/v1_9to1_8/rewriter/EntityPacketRewriter1_9.java b/common/src/main/java/com/viaversion/viarewind/protocol/v1_9to1_8/rewriter/EntityPacketRewriter1_9.java
index 6247023e6..40a0e40ed 100644
--- a/common/src/main/java/com/viaversion/viarewind/protocol/v1_9to1_8/rewriter/EntityPacketRewriter1_9.java
+++ b/common/src/main/java/com/viaversion/viarewind/protocol/v1_9to1_8/rewriter/EntityPacketRewriter1_9.java
@@ -412,9 +412,11 @@ public void register() {
             public void register() {
                 map(Types.VAR_INT); // Entity id
                 handler(wrapper -> {
-                    // todo check if this is correct for the own player
+                    // 1.8 clients write their own equipment to armorInventory[slot] without the -1 offset,
+                    // shifting armor up one slot; the window 0 set slot packets already carry it.
+                    final int entityId = wrapper.get(Types.VAR_INT, 0);
                     int slot = wrapper.read(Types.VAR_INT);
-                    if (slot == 1) {
+                    if (slot == 1 || entityId == wrapper.user().getEntityTracker(protocol).clientEntityId()) {
                         wrapper.cancel();
                     } else if (slot > 1) {
                         slot -= 1;