fixed another issue

2026-10-15 08:33:01 +08:00 · 2019-04-15 14:00:22 +02:00
parent fbca8a6dc1
commit a85792c392
1 changed files with 8 additions and 1 deletions
@@ -40,7 +40,14 @@ namespace MQTTnet.AspNetCore
            var reader = new SpanBasedMqttPacketBodyReader();
            reader.SetBuffer(buffer);

-            packet = formatter.Decode(new ReceivedMqttPacket(fixedheader, reader, buffer.Length + 2));
+            var receivedMqttPacket = new ReceivedMqttPacket(fixedheader, reader, buffer.Length + 2);
+
+            if (!formatter.ProtocolVersion.HasValue)
+            {
+                formatter.DetectProtocolVersion(receivedMqttPacket);
+            }
+
+            packet = formatter.Decode(receivedMqttPacket);
            consumed = bodySlice.End;
            observed = bodySlice.End;
            return true;