1. Run Ensemble8,
2. Go to Controls category,
3. Run sample for DatePicker control,
4. Click to button "Open a new Stage for DatePicker",
5. Click to close button "X" or press keys Alt+F4 (on Windows) to close stage,
6. Click again to button "Open a new Stage for DatePicker",
7. Result: Stage for DatePicker is not opened,
8. Click to button "Close DatePicker Stage",
9. Click again to button "Open a new Stage for DatePicker",
10. Result: Stage for DatePicker is opened now
2. Go to Controls category,
3. Run sample for DatePicker control,
4. Click to button "Open a new Stage for DatePicker",
5. Click to close button "X" or press keys Alt+F4 (on Windows) to close stage,
6. Click again to button "Open a new Stage for DatePicker",
7. Result: Stage for DatePicker is not opened,
8. Click to button "Close DatePicker Stage",
9. Click again to button "Open a new Stage for DatePicker",
10. Result: Stage for DatePicker is opened now