Open Capture Folder does not function on Linux

After capturing a movie in matinee the folder the movie is saved to does not open on Linux

1. Open UE4 Editor
2. Click the Cinematics button in the toolbar and create a new matinee
3. In the matinee editor, click the Movie button in the toolbar
4. Press Capture Movie button to begin capture (Capturing Video window should appear in lower right corner)
5. In Capturing Video window press Stop Capture button followed by Open Capture Folder

Result:
No respose after pressing Open Capture Folder

Expected:
Project/Saved/Video Capture folder opens automatically