protected virtual void OnErrorReceived(ErrorLineModel e)
 {
     try
     {
         EventHandler<ErrorLineModel> handler = ErrorReceived;
         if (handler != null) handler(this, e);
     }
     catch (Exception eexc)
     {
         Debug.WriteLine(eexc.Message);
     }
 }
 protected virtual void OnErrorLineReceived(ErrorLineModel e)
 {
     var eventHandler = ErrorLineReceived;
     if (eventHandler != null) eventHandler(this, e);
 }