Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ^11.0.0 -> satisfiable by phpunit/phpunit[11.0.0]. - phpunit/phpunit 11.0.0 requires php >=8.2 -> your php version (8.1.27) does not satisfy that requirement. Problem 2 - laminas/laminas-cache-storage-adapter-test[2.4.0, ..., 2.5.0] require phpunit/phpunit ^9.5.20 -> found phpunit/phpunit[9.5.20, ..., 9.6.16] but it conflicts with your root composer.json require (^11.0.0). - Root composer.json requires laminas/laminas-cache-storage-adapter-test ^2.4 -> satisfiable by laminas/laminas-cache-storage-adapter-test[2.4.0, 2.5.0]. Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.