Fatal error: Uncaught Error: Class 'IMSGlobal\LTI\ToolProvider\Service\Service' not found in /home/junior47895/public_html/aulavirtual/AulaVirtual_22Apr/lib/ltiprovider/src/ToolProvider/Service/Membership.php:16 Stack trace: #0 {main} thrown in /home/junior47895/public_html/aulavirtual/AulaVirtual_22Apr/lib/ltiprovider/src/ToolProvider/Service/Membership.php on line 16