Fatal error: Uncaught Error: Call to undefined function import() in C:\xampp\htdocs\journal\plugins\generic\duplicateSubmissionCheck\DuplicateSubmissionCheckPlugin.inc.php:12 Stack trace: #0 C:\xampp\htdocs\journal\plugins\generic\duplicateSubmissionCheck\index.php(9): require_once() #1 {main} thrown in C:\xampp\htdocs\journal\plugins\generic\duplicateSubmissionCheck\DuplicateSubmissionCheckPlugin.inc.php on line 12