Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - nette/utils is locked to version v4.0.4 and an update of this package was not requested. - nette/utils v4.0.4 requires php >=8.0 <8.4 -> your php version (8.4.5) does not satisfy that requirement. Problem 2 - nette/schema is locked to version v1.3.2 and an update of this package was not requested. - nette/schema v1.3.2 requires nette/utils ^4.0 -> satisfiable by nette/utils[v4.0.4]. - nette/utils v4.0.4 requires php >=8.0 <8.4 -> your php version (8.4.5) does not satisfy that requirement.