Blank Dialogue Box When Adding Files to Playlist

listFix( ) v2.11.3
Windows10

Clicking the "+" button on the toolbar in order to add files to the playlist, activates the appropriate dialogue, but it is completely void of content to select.

<img width="678" height="490" alt="Image" src="https://github.com/user-attachments/assets/690b54ea-2a16-498c-9601-cd6317c1d5cc" />