Fatal error: Uncaught Error: Class "Drupal\Core\Extension\RequiredModuleUninstallValidator" not found in /home/yrdsb11w3creativ/public_html/109/D9/profiles/contrib/lightning/src/RequiredModuleUninstallValidator.php:15 Stack trace: #0 {main} thrown in /home/yrdsb11w3creativ/public_html/109/D9/profiles/contrib/lightning/src/RequiredModuleUninstallValidator.php on line 15