Fatal error: Uncaught Error: Call to undefined function Symfony\Component\Dotenv\substr() in /home/omssalq/oms-inscription/vendor/symfony/dotenv/Dotenv.php:573 Stack trace: #0 /home/omssalq/oms-inscription/vendor/symfony/dotenv/Dotenv.php(115): Symfony\Component\Dotenv\Dotenv->doLoad(false, Array) #1 /home/omssalq/oms-inscription/vendor/symfony/dotenv/Dotenv.php(158): Symfony\Component\Dotenv\Dotenv->loadEnv('/home/omssalq/o...', 'APP_ENV', 'dev', Array, false) #2 /home/omssalq/oms-inscription/vendor/symfony/runtime/SymfonyRuntime.php(107): Symfony\Component\Dotenv\Dotenv->bootEnv('/home/omssalq/o...', 'dev', Array, false) #3 /home/omssalq/oms-inscription/vendor/autoload_runtime.php(23): Symfony\Component\Runtime\SymfonyRuntime->__construct(Array) #4 /home/omssalq/oms-inscription/public/index.php(5): require_once('/home/omssalq/o...') #5 {main} thrown in /home/omssalq/oms-inscription/vendor/symfony/dotenv/Dotenv.php on line 573