Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires maglnet/composer-require-checker ^4.20 -> satisfiable by maglnet/composer-require-checker[4.20.0, ..., 4.24.0]. - maglnet/composer-require-checker 4.20.0 requires php ~8.3.0 || ~8.4.0 || ~8.5.0 -> your php version (8.6.0-dev) does not satisfy that requirement. - maglnet/composer-require-checker[4.21.0, ..., 4.24.0] require php ~8.4.0 || ~8.5.0 -> your php version (8.6.0-dev) does not satisfy that requirement.