Fatal error: Uncaught Error: Class "JsonSchema\Constraints\Constraint" not found in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/FormatConstraint.php:22 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/suitecrm/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/FormatConstraint.php on line 22