Can you share the contents of your sources.list file? Also, what version of distro-info-data do you have installed (apt policy distro-info-data)? The error message suggests to me that that /usr/share/distro-info/ubuntu.csv is messed up some how.
Can you share the contents of your sources.list file? Also, what version of distro-info-data do you have installed (apt policy distro-info-data)? The error message suggests to me that that /usr/share/ distro- info/ubuntu. csv is messed up some how.