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cp: cannot create hard link work/root-image/usr/include/gtkmm-3.0/gtkmm/private/arrow_p.h to work/x86_64/root-image/usr/include/gtkmm-3.0/gtkmm/private/arrow_p.h: Invalid cross-device link The error occurs when i have
dbus-launch --exit-with-session gsettings set org.gnome.desktop.background picture-uri file:///usr/share/wallpapers/arduino.pngin my customize_root_image.sh
#!/bin/bash
set -e -u
sed -i 's/#\(en_US\.UTF-8\)/\1/' /etc/locale.gen
locale-gen
ln -sf /usr/share/zoneinfo/UTC /etc/localtime
usermod -s /usr/bin/zsh root
cp -aT /etc/skel/ /root/
useradd -m -p "" -g users -G "adm,audio,floppy,log,network,rfkill,scanner,storage,optical,power,wheel" -s /usr/bin/zsh arch
chmod 750 /etc/sudoers.d
chmod 440 /etc/sudoers.d/g_wheel
sed -i "s/#Server/Server/g" /etc/pacman.d/mirrorlist
sed -i 's/#\(Storage=\)auto/\1volatile/' /etc/systemd/journald.conf
systemctl enable multi-user.target pacman-init.service choose-mirror.service gdm
rm -f /etc/gdm/custom.conf
echo [daemon] >> /etc/gdm/custom.conf
echo AutomaticLogin=arch >> /etc/gdm/custom.conf
echo AutomaticLoginEnable=True >> /etc/gdm/custom.conf
echo [security] >> /etc/gdm/custom.conf
echo [xdmcp] >> /etc/gdm/custom.conf
echo [greeter] >> /etc/gdm/custom.conf
echo [chooser] >> /etc/gdm/custom.conf
echo [debug] >> /etc/gdm/custom.conf
cp -r /root/wallpapers/ /usr/share/;
#dbus-launch gsettings set org.gnome.desktop.background picture-uri file:///usr/share/wallpapers/arduino.png
dbus-launch --exit-with-session gsettings set org.gnome.desktop.background picture-uri file:///usr/share/wallpapers/arduino.pngOffline