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Null pointer exception

See original GitHub issue

Not sure when it happens, but it does sometimes happen (v2.0.8): (it also completely crashes the application since it’s not caught with a try-except)

Description: The process was terminated due to an unhandled exception. Exception Info: System.NullReferenceException at CryptoExchange.Net.Implementation.BaseSocket.Handle[[System.__Canon, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089]](System.Collections.Generic.List1<System.Action1<System.__Canon>>, System.__Canon) at CryptoExchange.Net.Implementation.BaseSocket.<.ctor>b__10_2(System.Object, SuperSocket.ClientEngine.ErrorEventArgs) at WebSocket4Net.WebSocket.client_Error(System.Object, SuperSocket.ClientEngine.ErrorEventArgs) at SuperSocket.ClientEngine.TcpClientSession.DetectConnected() at SuperSocket.ClientEngine.TcpClientSession.TrySend(System.ArraySegment1<Byte>) at SuperSocket.ClientEngine.ClientSession.Send(System.ArraySegment1<Byte>) at WebSocket4Net.Protocol.DraftHybi10Processor.SendMessage(WebSocket4Net.WebSocket, Int32, System.String) at WebSocket4Net.WebSocket.OnDataReceived(Byte[], Int32, Int32) at SuperSocket.ClientEngine.AuthenticatedStreamTcpSession.OnDataRead(System.IAsyncResult) at System.Net.LazyAsyncResult.Complete(IntPtr) at System.Net.LazyAsyncResult.ProtectedInvokeCallback(System.Object, IntPtr) at System.Net.Security._SslStream.ProcessFrameBody(Int32, Byte[], Int32, Int32, System.Net.AsyncProtocolRequest) at System.Net.Security._SslStream.ReadFrameCallback(System.Net.AsyncProtocolRequest) at System.Net.AsyncProtocolRequest.CompleteRequest(Int32) at System.Net.FixedSizeReader.CheckCompletionBeforeNextRead(Int32) at System.Net.FixedSizeReader.ReadCallback(System.IAsyncResult) at System.Net.LazyAsyncResult.Complete(IntPtr) at System.Threading.ExecutionContext.RunInternal(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean) at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object, Boolean) at System.Threading.ExecutionContext.Run(System.Threading.ExecutionContext, System.Threading.ContextCallback, System.Object) at System.Net.ContextAwareResult.Complete(IntPtr) at System.Net.LazyAsyncResult.ProtectedInvokeCallback(System.Object, IntPtr) at System.Net.Sockets.BaseOverlappedAsyncResult.CompletionPortCallback(UInt32, UInt32, System.Threading.NativeOverlapped*) at System.Threading._IOCompletionCallback.PerformIOCompletionCallback(UInt32, UInt32, System.Threading.NativeOverlapped*)