It looks like apt was receiving an error with repo deb http://dl.google.com/linux/mod-pagespeed/deb/ stable main. After commenting it out in /etc/apt/sources.list.d/mod-pagespeed.list it is now working.
I am receiving similar message in email:
Reason: 2022-07-26 06:25:31 INFO: pum is called with arguments: ['--list', '--repo-info', '--json']
2022-07-26 06:25:39 ERROR:
2022-07-26 06:25:39 ERROR: Exited with returncode 1.
I have tried the same things including apt-get update and upgrade as...