TimeoutException: A timeout occured after 30000ms selecting a server using CompositeServerSelector{ Selectors = MongoDB.Driver.MongoClient+AreSessionsSupportedServerSelector, LatencyLimitingServerSelector{ AllowedLatencyRange = 00:00:00.0150000 } }. Client view of cluster state is { ClusterId : "3", ConnectionMode : "Automatic", Type : "Unknown", State : "Disconnected", Servers : [{ ServerId: "{ ClusterId : 3, EndPoint : "127.0.0.1:27017" }", EndPoint: "127.0.0.1:27017", State: "Disconnected", Type: "Unknown", HeartbeatException: "MongoDB.Driver.MongoConnectionException: An exception occurred while opening a connection to the server. ---> System.ComponentModel.Win32Exception: The credentials supplied to the package were not recognized
at System.Net.SSPIWrapper.AcquireCredentialsHandle(SSPIInterface secModule, String package, CredentialUse intent, SCHANNEL_CRED scc)
at System.Net.Security.SslStreamPal.AcquireCredentialsHandle(CredentialUse credUsage, SCHANNEL_CRED secureCredential)
at System.Net.Security.SslStreamPal.AcquireCredentialsHandle(X509Certificate certificate, SslProtocols protocols, EncryptionPolicy policy, Boolean isServer)
at System.Net.Security.SecureChannel.AcquireClientCredentials(Byte[]& thumbPrint)
at System.Net.Security.SecureChannel.GenerateToken(Byte[] input, Int32 offset, Int32 count, Byte[]& output)
at System.Net.Security.SecureChannel.NextMessage(Byte[] incoming, Int32 offset, Int32 count)
at System.Net.Security.SslState.StartSendBlob(Byte[] incoming, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslState.ProcessReceivedBlob(Byte[] buffer, Int32 count, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslState.StartReadFrame(Byte[] buffer, Int32 readBytes, AsyncProtocolRequest asyncRequest)
at System.Net.Security.SslState.PartialFrameCallback(AsyncProtocolRequest asyncRequest)
--- End of stack trace from previous location where exception was thrown ---
at System.Net.Security.SslState.ThrowIfExceptional()
at System.Net.Security.SslState.InternalEndProcessAuthentication(LazyAsyncResult lazyResult)
at System.Net.Security.SslState.EndProcessAuthentication(IAsyncResult result)
at System.Net.Security.SslStream.EndAuthenticateAsClient(IAsyncResult asyncResult)
at System.Net.Security.SslStream.<>c.<AuthenticateAsClientAsync>b__46_2(IAsyncResult iar)
at System.Threading.Tasks.TaskFactory`1.FromAsyncCoreLogic(IAsyncResult iar, Func`2 endFunction, Action`1 endAction, Task`1 promise, Boolean requiresSynchronization)
--- End of stack trace from previous location where exception was thrown ---
at MongoDB.Driver.Core.Connections.SslStreamFactory.CreateStreamAsync(EndPoint endPoint, CancellationToken cancellationToken)
at MongoDB.Driver.Core.Connections.BinaryConnection.OpenHelperAsync(CancellationToken cancellationToken)
--- End of inner exception stack trace ---
at MongoDB.Driver.Core.Connections.BinaryConnection.OpenHelperAsync(CancellationToken cancellationToken)
at MongoDB.Driver.Core.Servers.ServerMonitor.HeartbeatAsync(CancellationToken cancellationToken)" }] }.

var connectionString = config["Database:protocol"] + @"://" + config["Database:Url"] + ":" + config["Database:Port"] + @"/" + config["Database:DbName"];
var clientSettings = MongoClientSettings.FromUrl(new MongoUrl(connectionString));
clientSettings.SslSettings = new SslSettings();
clientSettings.UseSsl = true;
clientSettings.SslSettings.ClientCertificates = new List<X509Certificate2>()
            {
                new X509Certificate2(Path.Combine(env.ContentRootPath, config["Database:Cert"]), config["Database:Password"])
            };
var credential = MongoCredential.CreateMongoX509Credential(config["Database:Username"]);
clientSettings.Credential = credential;
clientSettings.SslSettings.EnabledSslProtocols = SslProtocols.Tls12;
clientSettings.SslSettings.CheckCertificateRevocation = false;
clientSettings.VerifySslCertificate = false;
var client = new MongoClient(clientSettings); 
_database = client.GetDatabase(config["Database:DbName"]);