Fatal error: Uncaught Error: Class "core_external\external_api" not found in /home/asilegal/public_html/cursos/question/bank/columnsortorder/classes/external/set_columnbank_order.php:35 Stack trace: #0 {main} thrown in /home/asilegal/public_html/cursos/question/bank/columnsortorder/classes/external/set_columnbank_order.php on line 35