Fatal error: Uncaught Error: Class 'Symfony\Component\VarDumper\Test\VarDumperTestCase' not found in /home/app3/public_html/service/vendor/symfony/var-dumper/Tests/Test/VarDumperTestTraitRequire54.php:17 Stack trace: #0 /home/app3/public_html/service/vendor/symfony/var-dumper/Tests/Test/VarDumperTestTraitTest.php(14): require() #1 {main} thrown in /home/app3/public_html/service/vendor/symfony/var-dumper/Tests/Test/VarDumperTestTraitRequire54.php on line 17