Fatal error: Uncaught Error: Interface 'Symfony\Component\Notifier\Channel\ChannelPolicyInterface' not found in /home2/secufin1/public_html/clients/vendor/symfony/notifier/Channel/ChannelPolicy.php:21 Stack trace: #0 {main} thrown in /home2/secufin1/public_html/clients/vendor/symfony/notifier/Channel/ChannelPolicy.php on line 21