Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - phpro/grumphp-shim is locked to version v1.1.0 and an update of this package was not requested. - phpro/grumphp-shim v1.1.0 requires php ^7.3 -> your php version (8.1.2) does not satisfy that requirement. Problem 2 - webmozart/glob is locked to version 4.1.0 and an update of this package was not requested. - webmozart/glob 4.1.0 requires php ^5.3.3|^7.0 -> your php version (8.1.2) does not satisfy that requirement. Problem 3 - vimeo/psalm is locked to version 3.18.2 and an update of this package was not requested. - vimeo/psalm 3.18.2 requires webmozart/glob ^4.1 -> satisfiable by webmozart/glob[4.1.0]. - webmozart/glob 4.1.0 requires php ^5.3.3|^7.0 -> your php version (8.1.2) does not satisfy that requirement.