The problem is that if the packages printer-driver-gutenprint and cups are updated in the same update run, the updating of the PPD files of existing queues does not happen, as the triggers for cups are not executed while cups is not configured. To reproduce, run
The problem is that if the packages printer- driver- gutenprint and cups are updated in the same update run, the updating of the PPD files of existing queues does not happen, as the triggers for cups are not executed while cups is not configured. To reproduce, run
sudo apt-get install --reinstall cups printer- driver- gutenprint
What should happen is that during the process
Processing triggers for cups ...
should appear on the screen, which never happens. If only printer- driver- gutenprint gets updated, the PPD update via the cups trigger works.