Fatal error: Uncaught Error: Interface 'Psr\Log\LoggerInterface' not found in /var/www/up.tantal-metall.com/yii_up/vendor/psr/log/Psr/Log/AbstractLogger.php:12 Stack trace: #0 {main} thrown in /var/www/up.tantal-metall.com/yii_up/vendor/psr/log/Psr/Log/AbstractLogger.php on line 12