Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - vimeo/psalm is locked to version 5.24.0 and an update of this package was not requested. - vimeo/psalm 5.24.0 requires php ^7.4 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0 -> your php version (8.4.1) does not satisfy that requirement. Problem 2 - jbzoo/codestyle is locked to version 7.1.2 and an update of this package was not requested. - jbzoo/codestyle 7.1.2 requires vimeo/psalm >=5.20.0 -> satisfiable by vimeo/psalm[5.24.0]. - vimeo/psalm 5.24.0 requires php ^7.4 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0 -> your php version (8.4.1) does not satisfy that requirement.