Thank you I added myself in the lp group
antoine@Talos:~$ groups antoine antoine : antoine adm cdrom sudo dip plugdev lpadmin lxd sambashare antoine@Talos:~$ sudo adduser $USER lp [sudo] Mot de passe de antoine : Ajout de l'utilisateur « antoine » au groupe « lp »... Ajout de l'utilisateur antoine au groupe lp Fait. antoine@Talos:~$ groups antoine antoine : antoine adm lp cdrom sudo dip plugdev lpadmin lxd sambashare antoine@Talos:~$ then I tried simple-scan and it is working This issue is fixed for me, I do not know why I was not in the lp group -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to sane-backends in Ubuntu. https://bugs.launchpad.net/bugs/1890464 Title: Can not scan as user Status in sane-backends package in Ubuntu: Incomplete Bug description: # Description I can not scan as user using software like simple-scan or xsane. If I run xsane and simple-scan with sudo, I can use my scanner. It seems to be a permission issue # Step to reproduce 1. Start xsane or simple-scan as user 2. xsane and simple-scan fail to scan, "device is not connected" 3. Start xsane or simple-scan with sudo 4. It works, you can scan # Infos xubuntu 20.04 HP Deskjet 2540 All-in-One Printer antoine@Talos:~$ apt show sane-utils Package: sane-utils Version: 1.0.29-0ubuntu5 antoine@Talos:~$ apt show libsane Package: libsane Version: 1.0.29-0ubuntu5 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sane-backends/+bug/1890464/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
