Flatpak run org.gnome.Evolution - Failed to load module "xapp-gtk3-module"

flatpak install flathub org.gnome.Evolution
flatpak run org.gnome.Evolution
Got an error
Failed to load module “xapp-gtk3-module”
kubuntu 24.04
how ti fix it ?
thanks

p.s.
sudo apt install xapp-gtk3-module
Reading package lists… Done
Building dependency tree… Done
Reading state information… Done
E: Unable to locate package xapp-gtk3-module

What package do i need to install ?

none. You can just ignore the message. Whatever problem you are having isn’t that.

well, evolution doesn’t start…

Have you tried flatpak repair?