Fatal error: Uncaught Error: Class 'Illuminate\Support\ServiceProvider' not found in C:\xampp\htdocs\iglooapp\vendor\cviebrock\eloquent-sluggable\src\ServiceProvider.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\iglooapp\vendor\cviebrock\eloquent-sluggable\src\ServiceProvider.php on line 13