Crash report on first login maybe fixed by manual masking of RedShift service for LightDM greeter and its user:
``` sudo mkdir -p /var/lib/lightdm/.config/systemd/user sudo ln -sf /dev/null /var/lib/lightdm/.config/systemd/user/redshift.service sudo ln -sf /dev/null /var/lib/lightdm/.config/systemd/user/redshift-gtk.service sudo chown -R lightdm: /var/lib/lightdm/.config ```
and then reboot.
Crash report on first login maybe fixed by manual masking of RedShift service for LightDM greeter and its user:
``` lightdm/ .config/ systemd/ user lightdm/ .config/ systemd/ user/redshift. service lightdm/ .config/ systemd/ user/redshift- gtk.service lightdm/ .config
sudo mkdir -p /var/lib/
sudo ln -sf /dev/null /var/lib/
sudo ln -sf /dev/null /var/lib/
sudo chown -R lightdm: /var/lib/
```
and then reboot.