Fatal error: Uncaught Error: Interface "Wikimedia\JsonCodec\JsonClassCodec" not found in /var/www/html/w/vendor/wikimedia/json-codec/src/JsonStdClassCodec.php:31 Stack trace: #0 {main} thrown in /var/www/html/w/vendor/wikimedia/json-codec/src/JsonStdClassCodec.php on line 31