Fatal error: Uncaught Magento\Framework\Exception\FileSystemException: The "/var/www/nutricaototal-new/var/.regenerate" file can't be deleted. Warning!unlink(/var/www/nutricaototal-new/var/.regenerate): Permission denied in /var/www/nutricaototal-new/vendor/magento/framework/Filesystem/Driver/File.php:384 Stack trace: #0 /var/www/nutricaototal-new/vendor/magento/framework/Filesystem/Directory/Write.php(188): Magento\Framework\Filesystem\Driver\File->deleteFile('/var/www/nutric...') #1 /var/www/nutricaototal-new/vendor/magento/framework/Code/GeneratedFiles.php(99): Magento\Framework\Filesystem\Directory\Write->delete('/var/.regenerat...') #2 /var/www/nutricaototal-new/vendor/magento/framework/App/ObjectManagerFactory.php(111): Magento\Framework\Code\GeneratedFiles->cleanGeneratedFiles() #3 /var/www/nutricaototal-new/vendor/magento/framework/App/Bootstrap.php(211): Magento\Framework\App\ObjectManagerFactory->create(Array) #4 /var/www/nutricaototal-new/vendor/magento/framework/App/Bootstrap.php(126): Magento\Framework\App\Bo in /var/www/nutricaototal-new/vendor/magento/framework/Filesystem/Driver/File.php on line 384