Fatal error: Uncaught Error: Class "core_external\external_api" not found in /home/tecnovi4/public_html/transporte.tecnovirtual.edu.ec/lib/classes/session/external.php:40 Stack trace: #0 {main} thrown in /home/tecnovi4/public_html/transporte.tecnovirtual.edu.ec/lib/classes/session/external.php on line 40