System.NullReferenceException was unhandled by user code
  Message=Object reference not set to an instance of an object.
  Source=encog-core-cs
  StackTrace:
       at Encog.Neural.Networks.BasicNetwork.Compute(INeuralData input, NeuralOutputHolder useHolder)
       at Encog.Neural.Networks.Training.Propagation.Propagation.ForwardPass(INeuralData input)
       at Encog.Neural.Networks.Training.Propagation.Propagation.Iteration()
       at LearningAlgorithm.Main.TrainNetworkHybrid() in c:\Users\Zach\Documents\Visual Studio 10\Projects\LearningAlgorithm2\LearningAlgorithm\Main.cs:line 247
       at LearningAlgorithm.Main.Run() in c:\Users\Zach\Documents\Visual Studio 10\Projects\LearningAlgorithm2\LearningAlgorithm\Main.cs:line 113
       at LearningAlgorithm.Main.backgroundWorker1_DoWork(Object sender, DoWorkEventArgs e) in c:\Users\Zach\Documents\Visual Studio 10\Projects\LearningAlgorithm2\LearningAlgorithm\Main.cs:line 321
       at System.ComponentModel.BackgroundWorker.OnDoWork(DoWorkEventArgs e)
       at System.ComponentModel.BackgroundWorker.WorkerThreadStart(Object argument)
  InnerException: