I get the following exception thrown occasionally when trying to write documents to my collection.
I am using MongoDB 3.0.7 hosted in mLabs. Our application is hosted in Azure (as a Web App) and I am using the C# 2.2.3 SDK.
MongoDB.Driver.MongoConnectionException: An exception occurred while opening a connection to the server. ---> System.Net.Sockets.SocketException: An attempt was made to access a socket in a way forbidden by its access permissions 191.235.xxx.xxx:54128 at System.Net.Sockets.Socket.Connect(IPAddress[] addresses, Int32 port)
at System.Net.Sockets.Socket.Connect(String host, Int32 port) at MongoDB.Driver.Core.Connections.TcpStreamFactory.Connect(Socket socket, EndPoint endPoint, CancellationToken cancellationToken) at MongoDB.Driver.Core.Connections.TcpStreamFactory.CreateStream(EndPoint endPoint, CancellationToken cancellationToken) at MongoDB.Driver.Core.Connections.BinaryConnection.OpenHelper(CancellationToken cancellationToken) --- End of inner exception stack trace --- at MongoDB.Driver.Core.Connections.BinaryConnection.OpenHelper(CancellationToken cancellationToken) at MongoDB.Driver.Core.Connections.BinaryConnection.Open(CancellationToken cancellationToken) at MongoDB.Driver.Core.ConnectionPools.ExclusiveConnectionPool.AcquiredConnection.Open(CancellationToken cancellationToken) at MongoDB.Driver.Core.Servers.ClusterableServer.GetChannel(CancellationToken cancellationToken) at MongoDB.Driver.Core.Bindings.ServerChannelSource.GetChannel(CancellationToken cancellationToken) at MongoDB.Driver.Core.Bindings.ChannelSourceHandle.GetChannel(CancellationToken cancellationToken) at MongoDB.Driver.Core.Operations.BulkMixedWriteOperation.Execute(IWriteBinding binding, CancellationToken cancellationToken) at MongoDB.Driver.OperationExecutor.ExecuteWriteOperation[TResult](IWriteBinding binding, IWriteOperation'1 operation, CancellationToken cancellationToken) at MongoDB.Driver.MongoCollectionImpl'1.ExecuteWriteOperation[TResult](IWriteOperation`1 operation, CancellationToken cancellationToken) at MongoDB.Driver.MongoCollectionImpl'1.BulkWrite(IEnumerable'1 requests, BulkWriteOptions options, CancellationToken cancellationToken) at MongoDB.Driver.MongoCollectionBase'1.InsertOne(TDocument document, InsertOneOptions options, CancellationToken cancellationToken)