freezes on 'searching for drivers'

[Alan Upson]

change [printer] driver selected. then 'select printer from data base' clicked. freezes on 'searching for drivers'. choice to 'force quit' or 'wait' appears but 'searching for drivers ' message freezes over the 'force quit/wait' message.

ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: cups 2.3.3-3ubuntu1
ProcVersionSignature: Ubuntu 5.8.0-54.61-generic 5.8.18
Uname: Linux 5.8.0-54-generic x86_64
ApportVersion: 2.20.11-0ubuntu50.6
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Mon May 24 17:48:25 2021
InstallationDate: Installed on 2018-05-10 (1110 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
KernLog:

Lpstat:
 device for HP_OfficeJet_8010_series_747033_: implicitclass://HP_OfficeJet_8010_series_747033_/
 device for HP_OfficeJet_Pro_6970_C04CF1_USB_: hp:/usb/OfficeJet_Pro_6970?serial=TH6C753105
 device for MG5400-series: usb://Canon/MG5400%20series?serial=30D4AD&interface=1
MachineType: Hewlett-Packard 220-1010a
Papersize: a4
PpdFiles:
 Error: command ['fgrep', '-H', '*NickName', '/etc/cups/ppd/MG5400-series.ppd', '/etc/cups/ppd/HP_OfficeJet_8010_series_747033_.ppd', '/etc/cups/ppd/HP_OfficeJet_Pro_6970_C04CF1_USB_.ppd'] failed with exit code 2: grep: /etc/cups/ppd/MG5400-series.ppd: Permission denied
 grep: /etc/cups/ppd/HP_OfficeJet_8010_series_747033_.ppd: Permission denied
 grep: /etc/cups/ppd/HP_OfficeJet_Pro_6970_C04CF1_USB_.ppd: Permission denied
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_NZ.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-54-generic root=UUID=3675aa14-c77b-4e55-9fe8-fb9631834d4b ro quiet splash vt.handoff=7
SourcePackage: cups
UpgradeStatus: Upgraded to groovy on 2021-02-26 (86 days ago)
dmi.bios.date: 07/21/2011
dmi.bios.release: 7.2
dmi.bios.vendor: AMI
dmi.bios.version: 7.02
dmi.board.asset.tag: 3CR1351T4R
dmi.board.name: 2AC3
dmi.board.vendor: PEGATRON CORPORATION
dmi.board.version: 1.02A
dmi.chassis.asset.tag: 3CR1351T4R
dmi.chassis.type: 3
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnAMI:bvr7.02:bd07/21/2011:br7.2:svnHewlett-Packard:pn220-1010a:pvr1.02A:rvnPEGATRONCORPORATION:rn2AC3:rvr1.02A:cvnHewlett-Packard:ct3:cvr:
dmi.product.family: 103C_53316J G=D
dmi.product.name: 220-1010a
dmi.product.sku: QU221AA#ABG
dmi.product.version: 1.02A
dmi.sys.vendor: Hewlett-Packard