Fatal error: Uncaught UnexpectedValueException: The stream or file "/var/www/projets/technologies/var/logs/prod.log" could not be opened: failed to open stream: Permission denied in /var/www/projets/technologies/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php:107 Stack trace: #0 /var/www/projets/technologies/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(37): Monolog\Handler\StreamHandler->write() #1 /var/www/projets/technologies/vendor/monolog/monolog/src/Monolog/Handler/FingersCrossedHandler.php(122): Monolog\Handler\AbstractProcessingHandler->handle() #2 /var/www/projets/technologies/vendor/monolog/monolog/src/Monolog/Logger.php(337): Monolog\Handler\FingersCrossedHandler->handle() #3 /var/www/projets/technologies/vendor/monolog/monolog/src/Monolog/Logger.php(644): Monolog\Logger->addRecord() #4 /var/www/projets/technologies/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/EventListener/ExceptionListener.php(102): Monolog\Logger->critical() #5 /var/www/projets/technologies/ in /var/www/projets/technologies/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php on line 107