Or you can change the repository on Linux by running the command nano /etc/apt/sources.list
more info: https://www.juaratekno.com/2021/06/daftar-repository-lokal-ubuntu.html
here I will tell you how to fix frequent pop-up error messages on Ubuntu, namely "system program problem detected"
Try fixing it by running this command through the terminal, open Ctrl + Alt + T. Then run the command "sudo rm /var/crash/*"
Tutorial by site...