The scheduled backup works if I run the backup locally or if I user user/password authentication.
Scheduled backup only fails if I use ssh keys authentication (and only in r81.20)
But ssh keys authentication works okay running an once-off scp backup.
Aug 14 11:11:39 2024 fm crontab[14856]: (admin) REPLACE (admin)
Aug 14 11:11:39 2024 fm crontab[14858]: (admin) REPLACE (admin)
Aug 14 11:12:01 2024 fm crond[13813]: (admin) RELOAD (cron/admin)
Aug 14 11:12:01 2024 fm crond[15155]: (admin) CMD (/bin/scheduled_backup weekly)
Aug 14 11:20:01 2024 fm crond[21484]: (root) CMD (/usr/lib/sa/sa1 1 1)