Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /home/tlomjgm/candidature/www/vendor-packages/backpack/pro/src/AddonServiceProvider.php:7 Stack trace: #0 {main} thrown in /home/tlomjgm/candidature/www/vendor-packages/backpack/pro/src/AddonServiceProvider.php on line 7