Fatal error: Uncaught Error: Class 'Dotenv\Environment\AbstractVariables' not found in E:\xampp\htdocs\vendor\vlucas\phpdotenv\src\Environment\DotenvVariables.php:10 Stack trace: #0 {main} thrown in E:\xampp\htdocs\vendor\vlucas\phpdotenv\src\Environment\DotenvVariables.php on line 10