Fatal error: Uncaught Error: Class "Maatwebsite\Excel\Events\Event" not found in /home/instituto/public_html/sapc/laravel/vendor/maatwebsite/excel/src/Events/BeforeWriting.php:7 Stack trace: #0 {main} thrown in /home/instituto/public_html/sapc/laravel/vendor/maatwebsite/excel/src/Events/BeforeWriting.php on line 7