Fatal error: Uncaught Error: Class "Magento\Framework\Component\ComponentRegistrar" not found in /home/magentopractice/public_html/setup/src/Magento/Setup/registration.php:9 Stack trace: #0 /home/magentopractice/public_html/app/etc/NonComposerComponentRegistration.php(29): require_once() #1 [internal function]: Magento\NonComposerComponentRegistration\{closure}() #2 /home/magentopractice/public_html/app/etc/NonComposerComponentRegistration.php(29): array_map() #3 /home/magentopractice/public_html/app/etc/NonComposerComponentRegistration.php(33): Magento\NonComposerComponentRegistration\{closure}() #4 /home/magentopractice/public_html/vendor/composer/autoload_real.php(73): require('...') #5 /home/magentopractice/public_html/vendor/composer/autoload_real.php(63): composerRequire73e5044aa84a6971d0e605b1bc04dcb6() #6 /home/magentopractice/public_html/vendor/autoload.php(7): ComposerAutoloaderInit73e5044aa84a6971d0e605b1bc04dcb6::getLoader() #7 /home/magentopractice/public_html/app/autoload.php(30): include('...') #8 /home/magentopractice/public_html/app/bootstrap.php(34): require_once('...') #9 /home/magentopractice/public_html/index.php(26): require('...') #10 {main} thrown in /home/magentopractice/public_html/setup/src/Magento/Setup/registration.php on line 9