Fatal error: Uncaught Error: Access to undeclared static property: Magento\Framework\Autoload\AutoloaderRegistry::$autoloader in /home/brightbrain/public_html/vendor/magento/framework/Autoload/AutoloaderRegistry.php:28 Stack trace: #0 /home/brightbrain/public_html/app/autoload.php(40): Magento\Framework\Autoload\AutoloaderRegistry::registerAutoloader(Object(Magento\Framework\Autoload\ClassLoaderWrapper)) #1 /home/brightbrain/public_html/app/bootstrap.php(33): require_once('/home/brightbra...') #2 /home/brightbrain/public_html/index.php(22): require('/home/brightbra...') #3 {main} thrown in /home/brightbrain/public_html/vendor/magento/framework/Autoload/AutoloaderRegistry.php on line 28