walker error #519

begin
  Self.Name := 'Walker';

  minimapImage := Minimap.GetCleanMinimap();
  minimapSample := Minimap.ScaleMinimap(minimapImage, Self.Scaling);

  Self.Cache := TMatchTemplateRGBCache.Create(Self.Map.ScaledMap.ToMatrix(), MinimapSample.ToMatrix());
  Self.WalkUpText := ['Walk here', 'lk he'];

  minimapSample.Free();
  minimapImage.Free();
end;