Just created new ASP.NET Core project with .NET 5. Added NuGet package Oracle.ManagedDataAccess.Core (2.19.100). But still got BinaryFormatter exception during runtime at "connection.Open()". AddOracleTypesDeserialization at ConfigureService or direct before instantiating OracleConnection does not help here. See https://github.com/dotnet/aspnetcore/issues/27872