From 25be44840ecdf4b2399dacc0d431de181333260d Mon Sep 17 00:00:00 2001
From: James Frowen <jamesfrowendev@gmail.com>
Date: Sun, 18 Oct 2020 22:07:10 +0100
Subject: [PATCH] checking if incoming message has length 0 before checking its
 id (#2336)

---
 Assets/Mirror/Runtime/NetworkConnection.cs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Assets/Mirror/Runtime/NetworkConnection.cs b/Assets/Mirror/Runtime/NetworkConnection.cs
index 5fc4e3ae5..1df4c89b9 100644
--- a/Assets/Mirror/Runtime/NetworkConnection.cs
+++ b/Assets/Mirror/Runtime/NetworkConnection.cs
@@ -265,6 +265,12 @@ public bool InvokeHandler<T>(T msg, int channelId) where T : NetworkMessage
         /// <param name="buffer">The data received.</param>
         internal void TransportReceive(ArraySegment<byte> buffer, int channelId)
         {
+            if (buffer.Count == 0)
+            {
+                logger.LogError($"ConnectionRecv {this} Message was empty");
+                return;
+            }
+
             // unpack message
             using (PooledNetworkReader networkReader = NetworkReaderPool.GetReader(buffer))
             {