MySqlConnector.MySqlProtocolException: Packet received out-of-order. Expected 2; got 1.

[justdoitang]

Software versions
MySqlConnector version:2.2.7
Server type (MySQL, MariaDB, Aurora, etc.) and version: MySQL 8.0
.NET version: .net core 3.1
(Optional) ORM NuGet packages and versions: Dapper 2.1.35

Describe the bug
MySqlConnector.MySqlProtocolException: Packet received out-of-order. Expected 2; got 1.

Exception

 at MySqlConnector.Protocol.Serialization.ProtocolUtility.<DoReadPayloadAsync>g__AddContinuation|5_0(ValueTask`1 readPacketTask, BufferedByteReader bufferedByteReader, IByteHandler byteHandler, Func`1 getNextSequenceNumber, ArraySegmentHolder`1 previousPayloads, ProtocolErrorBehavior protocolErrorBehavior, IOBehavior ioBehavior) in /_/src/MySqlConnector/Protocol/Serialization/ProtocolUtility.cs:line 498

   at MySqlConnector.Core.ServerSession.ReceiveReplyAsyncAwaited(ValueTask`1 task) in /_/src/MySqlConnector/Core/ServerSession.cs:line 968

   at MySqlConnector.Core.ServerSession.TryResetConnectionAsync(ConnectionSettings cs, MySqlConnection connection, IOBehavior ioBehavior, CancellationToken cancellationToken) in /_/src/MySqlConnector/Core/ServerSession.cs:line 700

   at MySqlConnector.Core.ConnectionPool.GetSessionAsync(MySqlConnection connection, Int32 startTickCount, Int32 timeoutMilliseconds, Activity activity, IOBehavior ioBehavior, CancellationToken cancellationToken) in /_/src/MySqlConnector/Core/ConnectionPool.cs:line 137

   at MySqlConnector.Core.ConnectionPool.GetSessionAsync(MySqlConnection connection, Int32 startTickCount, Int32 timeoutMilliseconds, Activity activity, IOBehavior ioBehavior, CancellationToken cancellationToken) in /_/src/MySqlConnector/Core/ConnectionPool.cs:line 137

   at MySqlConnector.MySqlConnection.CreateSessionAsync(ConnectionPool pool, Int32 startTickCount, Activity activity, Nullable`1 ioBehavior, CancellationToken cancellationToken) in /_/src/MySqlConnector/MySqlConnection.cs:line 966

   at MySqlConnector.MySqlConnection.OpenAsync(Nullable`1 ioBehavior, CancellationToken cancellationToken) in /_/src/MySqlConnector/MySqlConnection.cs:line 457

   at MySqlConnector.MySqlConnection.Open() in /_/src/MySqlConnector/MySqlConnection.cs:line 382

Code sample

[EmaX093]

Same problem here, had to revert to from 2.3.7 to 2.3.5 and the problem is gone. I tested 2.3.6 and problem occurs too. Something changed since 2.3.6.

My setup is: Linq2DB 5.4.1 + MySQL InnoDB Cluster 8.0.35 + ProxySQL version 2.5.5-10-g195bd70, codename Truls.