Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires laminas/laminas-form ^3.22.0 -> satisfiable by laminas/laminas-form[3.22.0]. - laminas/laminas-form 3.22.0 requires laminas/laminas-validator ^2 -> found laminas/laminas-validator[2.0.0, ..., 2.65.0] but it conflicts with your root composer.json require (^3.9.0). Problem 2 - Root composer.json requires laminas/laminas-inputfilter ^2.34.0 -> satisfiable by laminas/laminas-inputfilter[2.34.0]. - laminas/laminas-inputfilter 2.34.0 requires laminas/laminas-validator ^2.60.0 -> found laminas/laminas-validator[2.60.0, ..., 2.65.0] but it conflicts with your root composer.json require (^3.9.0). Problem 3 - Root composer.json requires laminas/laminas-mvc ^3.8.0 -> satisfiable by laminas/laminas-mvc[3.8.0]. - Root composer.json requires laminas/laminas-validator ^3.9.0 -> satisfiable by laminas/laminas-validator[3.9.0]. - Root composer.json requires phpunit/phpunit ^11.5.42 -> satisfiable by phpunit/phpunit[11.5.42]. - brick/varexporter[0.3.3, ..., 0.4.0] require nikic/php-parser ^4.0 -> satisfiable by nikic/php-parser[v4.0.0, ..., v4.19.4]. - laminas/laminas-mvc 3.8.0 requires laminas/laminas-servicemanager ^3.20.0 -> satisfiable by laminas/laminas-servicemanager[3.20.0, ..., 3.24.0]. - laminas/laminas-servicemanager 3.20.0 requires php ~8.0.0 || ~8.1.0 || ~8.2.0 -> your php version (8.3.26) does not satisfy that requirement. - laminas/laminas-servicemanager[3.21.0, ..., 3.21.1] require php ~8.1.0 || ~8.2.0 -> your php version (8.3.26) does not satisfy that requirement. - laminas/laminas-servicemanager 4.1.0 requires brick/varexporter ^0.3.8 || ^0.4.0 -> satisfiable by brick/varexporter[0.3.8, 0.4.0]. - laminas/laminas-validator 3.9.0 requires laminas/laminas-servicemanager ^4.1.0 -> satisfiable by laminas/laminas-servicemanager[4.1.0, ..., 4.5.0]. - phpunit/php-code-coverage 11.0.11 requires nikic/php-parser ^5.4.0 -> satisfiable by nikic/php-parser[v5.4.0, v5.5.0, v5.6.0, v5.6.1]. - phpunit/phpunit 11.5.42 requires phpunit/php-code-coverage ^11.0.11 -> satisfiable by phpunit/php-code-coverage[11.0.11]. - Conclusion: don't install laminas/laminas-servicemanager 3.23.1 (conflict analysis result) - Conclusion: don't install laminas/laminas-servicemanager 3.24.0 (conflict analysis result) - You can only install one version of a package, so only one of these can be installed: laminas/laminas-servicemanager[3.10.0, ..., 3.24.0, 4.1.0, ..., 4.5.0]. - You can only install one version of a package, so only one of these can be installed: nikic/php-parser[v4.0.0, ..., v4.19.4, v5.0.0, ..., v5.6.1].