From e650904788e5ffd14118d7b78140df8fa2794687 Mon Sep 17 00:00:00 2001
From: blueloveTH <blueloveTH@foxmail.com>
Date: Sat, 14 Feb 2026 13:01:23 +0800
Subject: [PATCH] fix a minor bug

---
 3rd/msgpack/src/bindings.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/3rd/msgpack/src/bindings.c b/3rd/msgpack/src/bindings.c
index 9abcc5dc..99f28c9b 100644
--- a/3rd/msgpack/src/bindings.c
+++ b/3rd/msgpack/src/bindings.c
@@ -104,7 +104,9 @@ static bool mpack_write_dict_kv(py_Ref k, py_Ref v, void* ctx) {
     if(k->type != tp_str) return TypeError("msgpack: key must be strings");
     c11_sv sv = py_tosv(k);
     mpack_write_str(writer, sv.data, (size_t)sv.size);
-    return py_to_mpack(v, writer);
+    bool ok = py_to_mpack(v, writer);
+    if(!ok) mpack_write_nil(writer);
+    return ok;
 }
 
 static bool py_to_mpack(py_Ref object, mpack_writer_t* writer) {