From 0a94d7899313fa8ae0dbc95960a8830fdaae70f6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=94=9A=E5=90=8A=E5=9C=A3=E4=BA=BA?= <1321075268@qq.com>
Date: Wed, 13 May 2026 13:02:52 +0800
Subject: [PATCH 1/3] Fix checksum error boundary in 1.21.9 and 1.21.11.
 (PrismarineJS/node-minecraft-protocol#1488)

---
 data/pc/1.21.11/protocol.json | 2 +-
 data/pc/1.21.9/protocol.json  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/data/pc/1.21.11/protocol.json b/data/pc/1.21.11/protocol.json
index a8932ce72..8ad0c2d64 100644
--- a/data/pc/1.21.11/protocol.json
+++ b/data/pc/1.21.11/protocol.json
@@ -10466,7 +10466,7 @@
             },
             {
               "name": "checksum",
-              "type": "u8"
+              "type": "i8"
             }
           ]
         ],
diff --git a/data/pc/1.21.9/protocol.json b/data/pc/1.21.9/protocol.json
index c2f2341fd..5a824c611 100644
--- a/data/pc/1.21.9/protocol.json
+++ b/data/pc/1.21.9/protocol.json
@@ -10176,7 +10176,7 @@
             },
             {
               "name": "checksum",
-              "type": "u8"
+              "type": "i8"
             }
           ]
         ],

From 384c55c690877fe37e243f7d69746a0e3e67c68f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=94=9A=E5=90=8A=E5=9C=A3=E4=BA=BA?= <1321075268@qq.com>
Date: Wed, 13 May 2026 13:14:10 +0800
Subject: [PATCH 2/3] update proto.yml

---
 data/pc/1.21.9/proto.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data/pc/1.21.9/proto.yml b/data/pc/1.21.9/proto.yml
index b1a950bb0..d7027026b 100644
--- a/data/pc/1.21.9/proto.yml
+++ b/data/pc/1.21.9/proto.yml
@@ -3324,7 +3324,7 @@
             "count": 3
          }
       ]
-      checksum: u8
+      checksum: i8
    # MC: ServerboundChatSessionUpdatePacket
    packet_chat_session_update:
       sessionUUID: UUID

From afd5d97d75cfb3f1993586e156167411b99493a8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=94=9A=E5=90=8A=E5=9C=A3=E4=BA=BA?= <1321075268@qq.com>
Date: Wed, 13 May 2026 13:55:59 +0800
Subject: [PATCH 3/3] update latest proto.yml..........

---
 data/pc/latest/proto.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/data/pc/latest/proto.yml b/data/pc/latest/proto.yml
index 994af59e5..1df0d5a53 100644
--- a/data/pc/latest/proto.yml
+++ b/data/pc/latest/proto.yml
@@ -3401,7 +3401,7 @@
             "count": 3
          }
       ]
-      checksum: u8
+      checksum: i8
    # MC: ServerboundChatSessionUpdatePacket
    packet_chat_session_update:
       sessionUUID: UUID