Fatal error: Uncaught Error: Interface "Symfony\Component\PropertyInfo\PropertyListExtractorInterface" not found in /home/ldt/public_html/canvas/udoit/vendor/symfony/property-info/Extractor/ReflectionExtractor.php:33 Stack trace: #0 {main} thrown in /home/ldt/public_html/canvas/udoit/vendor/symfony/property-info/Extractor/ReflectionExtractor.php on line 33