root cause semms to be within gnome-online-accounts (backend) rather than evolution (used as frontend), as gnome-online-accounts fails to store proper credentials, a temporary workaround is to remove the online account and create it again
root cause semms to be within gnome-online- accounts (backend) rather than evolution (used as frontend), as gnome-online- accounts fails to store proper credentials, a temporary workaround is to remove the online account and create it again