Greetings,
Earlier KB articles suggest that using older drivers with a newer OS can be the cause for these errors.
https://support.usa.canon.com/kb/index?page=content&id=ART166610
Are using using the latest OS Catalina drivers for your device?
There are drivers dated 1/6/2020 available.
MP Drivers v10.11.3 and Scanner Drivers v2.15.1
https://www.usa.canon.com/internet/portal/us/home/support/details/printers/black-and-white-laser/mf4...
~Rick
Bay Area - CA
~R5 C (1.1.2.1), ~R50v (1.1.1) ~RF Trinity, ~RF 100 Macro, ~RF 100~400, ~RF 100~500, ~RF 200-800 +RF 1.4x TC, BG-R10, 430EX III-RT ~DxO PhotoLab Elite ~DaVinci Resolve Studio ~ImageClass MF644Cdw/MF656Cdw ~Pixel 8 ~CarePaks Are Worth It
