Fatal error: Uncaught Error: Class "JsonSchema\Constraints\Constraint" not found in D:\htdocs\SuiteCRM\vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\Drafts\Draft06\Draft06Constraint.php:13 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\vendor\justinrainbow\json-schema\src\JsonSchema\Constraints\Drafts\Draft06\Draft06Constraint.php on line 13