A DESCRIPTION OF THE PROBLEM :
There is a small random horizontal shift of contents of left pane when moving divider on SplitPane in JavaFX 11 onwards. This problem does not appear in JavaFX 8.

REGRESSION : Last worked in version 8u201

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
Run supplied program and move divider bar continuously.

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
Text should be static and not move in left panel
ACTUAL -
Text in left panel shift left and right by one or two pixels randomly

---------- BEGIN SOURCE ----------
import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.SplitPane;
import javafx.scene.control.TextArea;
import javafx.stage.Stage;

public class DemoBug extends Application
{

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

    public void start(Stage primaryStage) {

        TextArea textArea = new TextArea("I am Wobbly\nwhen you move the\n divider\nthis TextArea can be any component\nfor the problem to happen");

        SplitPane s = new SplitPane(textArea, new TextArea("def"));

        primaryStage.setScene(new Scene(s,300,300));
        primaryStage.show();

    }
}
---------- END SOURCE ----------

CUSTOMER SUBMITTED WORKAROUND :
no workaround

FREQUENCY : always