Plex-desktop Unidentified Icon has Appeared in Alt-Tab

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Hello, I have a little bug with plex-desktop, when i push Alt + Tab i dont have the icon in the switch task app bar but is showing correctly in the bottom app bar.
I take some screen captures :

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join1903×1478 115 KB

The os i use:
OS: Ubuntu Budgie jammy 22.04 x86_64
DE: Budgie 10.6.1
WM: Mutter(Budgie) (X11)

The version of Plex-desktop:
plex-desktop 1.103.1 77 latest/stable plexinc✓ -

Thanks for your help.