Fatal error: Uncaught Error: Class 'JsonSchema\Constraints\Constraint' not found in /home/vtsnised/public_html/anketa2.0/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/SchemaConstraint.php:24
Stack trace:
#0 {main}
thrown in /home/vtsnised/public_html/anketa2.0/vendor/justinrainbow/json-schema/src/JsonSchema/Constraints/SchemaConstraint.php on line 24