Fatal error: Uncaught Error: Class "Drupal\Core\Form\FormBase" not found in /home/yrdsb11w3creativ/public_html/109/D9/modules/datashare/src/Form/ChangePassword.php:19 Stack trace: #0 {main} thrown in /home/yrdsb11w3creativ/public_html/109/D9/modules/datashare/src/Form/ChangePassword.php on line 19