Print queue information is saved in the /etc/cups/printers.conf file. Is CUPS able to write into it (see whether it actually contains the info about the queues you have set up)? Does the file survive a reboot (must be on a real HD file system, not on a RAM disk or so)? Backup the file after configuring the printers. Then restart CUPS via
Compare /etc/cups/printers.conf with the backup. Did something change? Does CUPS still list the queues? If the file changed, stop CUPS, restore the file and start CUPS. Is then all back to normal again?
Reboot your computer. Compare /etc/cups/printers.conf with the backup again. Did something change? Does CUPS still list the queues? If the file changed, stop CUPS, restore the file and start CUPS. Is then all back to normal again?
Print queue information is saved in the /etc/cups/ printers. conf file. Is CUPS able to write into it (see whether it actually contains the info about the queues you have set up)? Does the file survive a reboot (must be on a real HD file system, not on a RAM disk or so)? Backup the file after configuring the printers. Then restart CUPS via
sudo /etc/init.d/cups stop
sudo /etc/init.d/cups start
Compare /etc/cups/ printers. conf with the backup. Did something change? Does CUPS still list the queues? If the file changed, stop CUPS, restore the file and start CUPS. Is then all back to normal again?
Reboot your computer. Compare /etc/cups/ printers. conf with the backup again. Did something change? Does CUPS still list the queues? If the file changed, stop CUPS, restore the file and start CUPS. Is then all back to normal again?