On Thu, Sep 23, 2021 at 09:30:44PM +1000, Peter wrote: > Greetings! This is my first post. I hope I'm doing it right, and please > forgive me if I'm not. > > I have installed GUIX (including CUPS) onto a Lenovo ThinkCentre P520c, > successfully except that I cannot print from within the Guix installation. I > have a trusty Brother HL-5350DN laser printer connected via ethernet to my > local network. Pointing the browser to http//:localhost:631 brings up a CUPS > interface, but produces an error message: "The web interface is currently > disabled. Run "cupsctl WebInterface=yes" to enable it." I try that but > "command not found". Commands I have used like 'systemctl start cups.service' > etc don't work on Guix either. Is there a Guix equivalent? Attempts to enable > the Web interface via the config.scm (GNU Guix Reference Manual 10.8.7) have > also failed. > > And yet: if I type the IP address of the printer '192.168.1.108' directly > into the browser, it shows up as "http://192.168.1.108/printer/main.html"; and > I find myself in a Brother utility for the printer, from which I can > successfully do a test print. The Brother utility has a number of screens: > Home Page, View Configuration, Maintenance Information, Find Device, Printer > Settings, Administrator Settings, Reset & Test, Network Configuration. > > This ought to be encouraging, but when I attempt to print a working text > document (e.g. via Gedit) although the printer is listed (along with IP > address and all usual data) it says "Processing - Not connected?", despite > the system clearly knowing the address etc. > > I set the printer up normally in Gnome Print Settings, but if I look at the > View Print Queue, it says "Document Print Status: Processing - Not > connected?". If I go into Server Settings to check the 'Publish shared > printers connected to this system' setting the troubleshooter recommended, I > get "CUPS server error: There was an error during CUPS operation: 'Failed to > set settings'". Troubleshooting's final verdict is "There is no obvious > solution to this problem." > > I'm foxed, and frustrated, and as a desperate work-round I have to ssh the > file to another machine to be printed. By the way, I have successfully set up > printing for MacOS, nixOS, Debian, and Arch, but GUIX (alone) fails to find > the printer, except via the Brother utility. > > Any clues? I earnestly want this FSF-endorsed distribution to work. > > I'm including my config.scm, and the troubleshooting report. >
Try adding yourself to the 'lp' group, under supplementary-groups. I have myself added to the lp and the lpadmin group, I can never remember which is the correct one. -- Efraim Flashner <[email protected]> רנשלפ םירפא GPG key = A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 Confidentiality cannot be guaranteed on emails sent or received unencrypted
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