Fatal error: Uncaught Error: Interface 'Symfony\Component\VarDumper\Dumper\DataDumperInterface' not found in /home/itscm/dev.its.cm/webserivesits/vendor/symfony/var-dumper/Dumper/ContextualizedDumper.php:20 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/webserivesits/vendor/symfony/var-dumper/Dumper/ContextualizedDumper.php on line 20