Release Date: January 31, 2021
4.1.0 release of CodeIgniter4
Autoloader::loadLegacy()method was previously used for migration of non-namespaced classes in transition to CodeIgniter v4. Since v4.1.0, this support was removed.
Dropped support for PHP 7.2
See the repo’s CHANGELOG_4.1.md for a complete list of bugs fixed.