Your lock file does not contain a compatible set of packages. Please run composer update. Problem 1 - humbug/box is locked to version 4.1.0 and an update of this package was not requested. - humbug/box 4.1.0 requires ext-sodium * -> it is missing from your system. Install or enable PHP's sodium extension. Problem 2 - humbug/box 4.1.0 requires ext-sodium * -> it is missing from your system. Install or enable PHP's sodium extension. - paragonie/pharaoh v0.6.0 requires paragonie/sodium_compat ^1.3 -> satisfiable by humbug/box[4.1.0]. - paragonie/pharaoh is locked to version v0.6.0 and an update of this package was not requested. To enable extensions, verify that they are enabled in your .ini files: - C:\tools\php\php.ini You can also run `php --ini` in a terminal to see which files are used by PHP in CLI mode. Alternatively, you can run Composer with `--ignore-platform-req=ext-sodium` to temporarily ignore these required extensions.