Fatal error: Uncaught Error: Interface 'Opis\JsonSchema\KeywordValidator' not found in /home/tholic/training.stjohnkenya.org/wp-content/plugins/woocommerce/vendor/opis/json-schema/src/KeywordValidators/CallbackKeywordValidator.php:23 Stack trace: #0 {main} thrown in /home/tholic/training.stjohnkenya.org/wp-content/plugins/woocommerce/vendor/opis/json-schema/src/KeywordValidators/CallbackKeywordValidator.php on line 23