Pamac cannot update libpamac version 11.5.5 to working version 11.5.7
but pacman can update to working version
[Stable Update] 2023-07-17 - Known issues and solutions > 2023-07-10
▼ libpamac 11.5.5-1 breaks update function
use
sudo pacman -Syuto update to the latest libpamac release.
pamac-gtk supporting Gtk4 is a different issue and only theme is affected