Fatal error: Uncaught Error: Class 'Illuminate\Mail\Transport\Transport' not found in /home/user1111058/www/dev.companysam.by/vendor/laravel/framework/src/Illuminate/Mail/Transport/SparkPostTransport.php:8 Stack trace: #0 {main} thrown in /home/user1111058/www/dev.companysam.by/vendor/laravel/framework/src/Illuminate/Mail/Transport/SparkPostTransport.php on line 8