- Create a form with an attach file with 'allow multiple files to be attached' enabled and file source to be 'Local file'.
- Start a task with this form.
- Click on Upload, choose one file and click open button: The file is displayed as uploaded.
- Click again on Upload, choose another file and click open button:
Expected result: The dialog is closed and both files are now displayed.
Actual result: The dialog is closed and only the second file is now displayed. Please check the attachments.