Fatal error: Uncaught Error: Interface "Opis\JsonSchema\Variables" not found in /var/www/html/w/vendor/opis/json-schema/src/Variables/VariablesContainer.php:23 Stack trace: #0 {main} thrown in /var/www/html/w/vendor/opis/json-schema/src/Variables/VariablesContainer.php on line 23