Comment 5 for bug 1721704

Seems to be an issue with apparmor. Here is my output of 'journalctl -b 0':

Mai 19 10:35:46 termy dbus-daemon[1076]: [system] Activating service name='org.opensuse.CupsPkHelper.Mechanism' requested by ':1.1031' (uid=1000 pid=226173 comm="/usr/bin/python3 /us>
Mai 19 10:35:46 termy dbus-daemon[1076]: [system] Successfully activated service 'org.opensuse.CupsPkHelper.Mechanism'
Mai 19 10:35:46 termy audit[213753]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=213753 comm="cupsd" requested_mask="r>
Mai 19 10:35:46 termy audit[213753]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=213753 comm="cupsd" requested_mask="r>
Mai 19 10:35:46 termy audit[213753]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=213753 comm="cupsd" requested_mask="r>
Mai 19 10:35:46 termy audit[213753]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=213753 comm="cupsd" requested_mask="r>
Mai 19 10:35:46 termy audit[213753]: AVC apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=213753 comm="cupsd" requested_mask="r>
Mai 19 10:35:46 termy kernel: audit: type=1400 audit(1589877346.366:10344): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=21>
Mai 19 10:35:46 termy kernel: audit: type=1400 audit(1589877346.366:10345): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=21>
Mai 19 10:35:46 termy kernel: audit: type=1400 audit(1589877346.366:10346): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=21>
Mai 19 10:35:46 termy kernel: audit: type=1400 audit(1589877346.366:10347): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=21>
Mai 19 10:35:46 termy kernel: audit: type=1400 audit(1589877346.366:10348): apparmor="DENIED" operation="open" profile="/usr/sbin/cupsd" name="/proc/sys/kernel/random/boot_id" pid=21>
Mai 19 10:35:46 termy kernel: usblp2: removed
Mai 19 10:35:46 termy kernel: usblp 1-1.1.2:1.0: usblp2: USB Bidirectional printer dev 14 if 0 alt 0 proto 2 vid 0x04F9 pid 0x018C
Mai 19 10:35:46 termy dbus-daemon[1745]: apparmor="DENIED" operation="dbus_method_call" bus="session" path="/org/gtk/Notifications" interface="org.gtk.Notifications" member="AddNoti>

I don't see how not being able to add a printer is of 'Low' importance though.