I’m using the Flatpak for Plexamp on Fedora 37. Upon launching Plexamp, I see the following blank screen.

This is the output from terminal:
LaunchProcess: failed to execvp:
xdg-settings
Gtk-Message: 11:25:21.950: Failed to load module "canberra-gtk-module"
Gtk-Message: 11:25:21.951: Failed to load module "canberra-gtk-module"
Main: Window state x:359 y:151 w:270 h:515 fullscreen:undefined maximized:false
Main: Display bounds x:0 y:0 w:1920 h:1080
Started Media Service: false
Linux: Registering MPRIS service.
APPIMAGE env is not defined, current application is not an AppImage
Any thoughts on what’s going wrong? Thanks