Fatal error: Uncaught Error: Class "Laravel\Socialite\Two\AbstractProvider" not found in /home1/ivorytr1/public_html/website_d6764185/vendor/laravel/socialite/src/Two/SlackProvider.php:8 Stack trace: #0 {main} thrown in /home1/ivorytr1/public_html/website_d6764185/vendor/laravel/socialite/src/Two/SlackProvider.php on line 8