Fatal error: Uncaught Error: Class "Illuminate\Database\Eloquent\Relations\BelongsTo" not found in C:\Apache24_x64\htdocs\vak_old\vendor\laravel\framework\src\Illuminate\Database\Eloquent\Relations\MorphTo.php:13 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\vak_old\vendor\laravel\framework\src\Illuminate\Database\Eloquent\Relations\MorphTo.php on line 13