Audio track is not played when opening audio file after playing video file in media player example

MacOS 13.6

Qt Creator 11.0.3

Steps to reproduce:

1. Open ned media player example.
2. Play video file with audio (I used avi).
3. While the video is playing open an audio file (I used wav)
4. Check the sound.
5. Check the tracks in the app settings.

Expected: There is a sound played from an audio file.

Actual: There is no sound, audio file is playing. 'No track' is selected in app settings.

Reproducibility:  100%