Fatal error: Uncaught Error: Class "Drupal\Core\Form\ConfigFormBase" not found in /home/yrdsb11w3creativ/public_html/108/To-Be-Copied/modules/custom/yrdsb_dashboard/src/Form/SettingsForm.php:18
Stack trace:
#0 {main}
thrown in /home/yrdsb11w3creativ/public_html/108/To-Be-Copied/modules/custom/yrdsb_dashboard/src/Form/SettingsForm.php on line 18