diff --git a/Assets/Plugins/kbengine_unity3d_plugins/PacketReceiver.cs b/Assets/Plugins/kbengine_unity3d_plugins/PacketReceiver.cs
index 444cde2..6dd1caf 100644
--- a/Assets/Plugins/kbengine_unity3d_plugins/PacketReceiver.cs
+++ b/Assets/Plugins/kbengine_unity3d_plugins/PacketReceiver.cs
@@ -191,7 +191,7 @@ private void _onRecv(IAsyncResult ar)
 			}
 			catch(ObjectDisposedException)
 			{
-				
+				//通常出现这个错误, 是因为longin_baseapp时, networkInterface已经reset, _packetReceiver被置为null, 而之后刚好该回调被调用
 			}
 		}
 	}