Your requirements could not be resolved to an installable set of packages. Problem 1 - laminas/laminas-config-aggregator 1.13.0 requires php ~8.0.0 || ~8.1.0 || ~8.2.0 -> your php version (8.3.2) does not satisfy that requirement. - Root composer.json requires phpunit/phpunit ^11.0.0 -> satisfiable by phpunit/phpunit[11.0.0, ..., 11.0.4]. - brick/varexporter 0.4.0 requires nikic/php-parser ^4.0 -> satisfiable by nikic/php-parser[v4.0.0, ..., v4.18.0]. - You can only install one version of a package, so only one of these can be installed: nikic/php-parser[v4.0.0, ..., v4.18.0, v5.0.0, v5.0.1]. - phpunit/php-code-coverage[11.0.0, ..., 11.0.1] require nikic/php-parser ^5.0 -> satisfiable by nikic/php-parser[v5.0.0, v5.0.1]. - laminas/laminas-config-aggregator 1.14.0 requires brick/varexporter ^0.4.0 -> satisfiable by brick/varexporter[0.4.0]. - laminas/laminas-config-aggregator 1.14.0 conflicts with nikic/php-parser v4.11.0. - phpunit/phpunit[11.0.0, ..., 11.0.4] require phpunit/php-code-coverage ^11.0 -> satisfiable by phpunit/php-code-coverage[11.0.0, 11.0.1]. - Root composer.json requires laminas/laminas-config-aggregator ^1.13 -> satisfiable by laminas/laminas-config-aggregator[1.13.0, 1.14.0]. Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.