Errors is for PPA "shashlik", "t-tujikawa", "ekozincew"
If you not use this 3 anymore, see in the LL manual there are some instructions of removing PPA -
https://www.linuxliteos.com/manual/software.html#pparem
After completing, post next Install Updates results, if is still any errors.
If you not use this 3 anymore, see in the LL manual there are some instructions of removing PPA -
https://www.linuxliteos.com/manual/software.html#pparem
After completing, post next Install Updates results, if is still any errors.