Fatal error: Uncaught Error: Interface "Dotenv\Environment\VariablesInterface" not found in I:\www\frameworks\Laravel\vendor\vlucas\phpdotenv\src\Environment\AbstractVariables.php:13 Stack trace: #0 {main} thrown in I:\www\frameworks\Laravel\vendor\vlucas\phpdotenv\src\Environment\AbstractVariables.php on line 13