Fatal error: Uncaught Error: Class 'JsonSchema\Exception\RuntimeException' not found in /home/luxurytr/public_html/lt8/vendor/justinrainbow/json-schema/src/JsonSchema/Exception/InvalidSchemaException.php:15 Stack trace: #0 {main} thrown in /home/luxurytr/public_html/lt8/vendor/justinrainbow/json-schema/src/JsonSchema/Exception/InvalidSchemaException.php on line 15