Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - symfony/var-exporter is locked to version v8.0.0 and an update of this package was not requested. - symfony/var-exporter v8.0.0 requires php >=8.4 -> your php version (8.3.30) does not satisfy that requirement. Problem 2 - symfony/cache is locked to version v7.4.1 and an update of this package was not requested. - symfony/cache v7.4.1 requires symfony/var-exporter ^6.4|^7.0|^8.0 -> satisfiable by symfony/var-exporter[v8.0.0]. - symfony/var-exporter v8.0.0 requires php >=8.4 -> your php version (8.3.30) does not satisfy that requirement.