Fatal error: Uncaught Error: Class 'Illuminate\Database\Eloquent\Relations\MorphOneOrMany' not found in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Relations/MorphMany.php:7 Stack trace: #0 {main} thrown in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Relations/MorphMany.php on line 7