Apparently, more recent versions of CUPS do not allow by default for non-admin users to resume a printer. I'm not sure the logic behind this. Disabling? Activating? Sure. Non-admins don't need to do those things. Why shouldn't a non-admin resume a print job, though? Apparently, I'm not the only one who's had this issue. Thanks […]
The default error policy for printers on CUPS (which Mac OS X uses, and which most Linux systems also use) is stop-printer. You can see information about your printers and error policies by looking at the output of the printers.conf file with this terminal command: sudo cat /etc/cups/printers.conf If you want to get the actual […]
If you want to enable duplex printing via a terminal command (e.g., trying to fix a bunch of already-installed printers with duplex disabled, and you want to fix that with a script), first you have to figure out what parameter to change. On one Mac with the printer installed, find the printer via System Preferences […]
Can't say this will work in every situation, but it's possible that the printing protocol is wrong. If you're adding via lpadmin and ipp, try lpd or vice versa.
There seem to be several "working" (your mileage may vary) fixes for the "filter failed" message when you try to print on a Mac (may happen in Linux, too, since Mac uses CUPS for printing), and they all seem driver-related: 'Filter' failed error when printing from EPSON Yosemite and a printer driver that broke The […]