Fatal error: Uncaught Error: Class "PKP\log\EmailLogDAO" not found in C:\xampp\htdocs\ojs\lib\pkp\classes\log\SubmissionEmailLogDAO.php:30 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ojs\lib\pkp\classes\log\SubmissionEmailLogDAO.php on line 30