axxon@HAL9000:~/Dev/Projects/fork/site-decathlon-itam-cron (master)$ composer require df/silex-yaml-config-provider
Using version ^0.9.1 for df/silex-yaml-config-provider
./composer.json has been updated
Loading composer repositories with package information Updating dependencies (including require-dev) Your requirements could not be resolved to an installable set of packages.
Problem 1
Installation request for df/silex-yaml-config-provider ^0.9.1 -> satisfiable by df/silex-yaml-config-provider[0.9.1].
df/silex-yaml-config-provider 0.9.1 requires silex/silex 2.0.x-dev -> no matching package found.
Hello :)
https://packagist.org/packages/silex/silex >> silex 2.0.x-dev >> don't seems to exist anymore.