All of a sudden I'm getting a white screen when trying to login into my site. I had a look at my apache error log and found the following. Is anybody able to give me a clue on what the problem is and how to solve it?
PHP Fatal error: Uncaught exception 'Magento\Framework\Exception\LocalizedException' with message 'Can't create directory /var/www/html/magento/var/generation/Magento/Framework/App/ResourceConnection/.' in /var/www/html/magento/vendor/magento/framework/Code/Generator.php:103\nStack trace:\n#0 /var/www/html/magento/vendor/magento/framework/Code/Generator/Autoloader.php(35): Magento\Framework\Code\Generator->generateClass('Magento\Framewo...')\n#1 [internal function]: Magento\Framework\Code\Generator\Autoloader->load('Magento\Framewo...')\n#2 [internal function]: spl_autoload_call('Magento\Framewo...')\n#3 /var/www/html/magento/vendor/magento/framework/Code/Reader/ClassReader.php(19): ReflectionClass->__construct('Magento\Framewo...')\n#4 /var/www/html/magento/vendor/magento/framework/ObjectManager/Definition/Runtime.php(44): Magento\Framework\Code\Reader\ClassReader->getConstructor('Magento\Framewo...')\n#5 /var/www/html/magento/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(71): Magento\Framework\ObjectManager\ in /var/www/html/magento/vendor/magento/framework/Code/Generator.php on line 103
mv generation generation.bk