gThumb doesn't find mount point from usb stick

[Andre_Grotzsch (André Grötzsch)]

Hello, I tried to display pictures from an usb stick with gthumb. the related mount point was shown in gthumb but after selecting it an error msg apperared:

But the folder realy exists:

pacey@o2:~$ ls /run/media/pacey/PHILIPS\ UFD/ -d
'/run/media/pacey/PHILIPS UFD/'

OS: Fedora 41 workstation

hardware: lenovo yoga 2

gThumb version: 3.12.7

[Andre_Grotzsch (André Grötzsch)]

mount point is not in sandbox of flatpack.