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The documentation suggests you change the RequestRoot option in the config file. Did you try that? RequestRoot directory Specifies the directory that contains print jobs and other HTTP request data. The default is "/var/spool/cups".


This bug triggers as an interaction between gutenprint, foomatic and cups. Quick workaround: Remove gutenprint, or: Remove the package providing /usr/lib/cups/driver/foomatic (which is foomatic-db-engine on Arch Linux), or: Manually remove the files /usr/share/foomatic/db/source/driver/gutenprint-ijs*.xml. More in depth: There is an informative ...


If you create the printer, either through the web ui or via lpadmin with a URL with the special characters % encoded like this: lpadmin -p fake -v smb://bob:pass%20word@rice/BLAH -P /tmp/foo.ppd then the password will be stored in the /etc/cups/printers.conf file (which is readable only by root) and will not be displayed in the web UI. Be careful though ...

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