Solusinya silahkan install
sudo apt install php-xml
sumber:
codeigniter4/framework[4.0.0, …, v4.1.3] require ext-intl * -> it is missing from your system. Install or enable PHP’s intl extension.
solusinya
sudo apt-get install php-intl
this solution
check your php version
php -v
and now install
sudo apt-get install php7.*-intl