Fatal error: Uncaught Error: Class "PKP\components\forms\FormComponent" not found in /home/perwirai/public_html/ajefb/classes/components/forms/publication/SubmissionPaymentsForm.php:26 Stack trace: #0 {main} thrown in /home/perwirai/public_html/ajefb/classes/components/forms/publication/SubmissionPaymentsForm.php on line 26