If the Y-Value is greater than or equal to 73529411764706d the chart does not show the content.
If 73529411764705d is the Y-Value everything works fine. (I did not investigate the digits).


import javafx.application.Application;
import javafx.collections.FXCollections;
import javafx.scene.Scene;
import javafx.scene.chart.LineChart;
import javafx.scene.chart.NumberAxis;
import javafx.scene.chart.XYChart.Data;
import javafx.scene.chart.XYChart.Series;
import javafx.stage.Stage;

public class Test extends Application {

@SuppressWarnings("unchecked")
@Override
public void start(Stage stage) throws Exception {

Series<Number, Number> series = new Series<>();
series.getData().add(new Data<>(1, 73529411764706d));
// If you use 73529411764705d is works
// (I did not investigate the digits)

LineChart<Number, Number> lineChart = new LineChart<Number, Number>(new NumberAxis(), new NumberAxis(), FXCollections.observableArrayList(series));
stage.setScene(new Scene(lineChart));
stage.show();
}

public static void main(String[] args) {
launch(args);
}

}