Fatal error: Uncaught Error: Class 'Cm_Cache_Backend_File' not found in /var/www/vhosts/pricecrashfurniture.co.uk/httpdocs/vendor/magento/zendframework1/library/Zend/Cache.php:153 Stack trace: #0 /var/www/vhosts/pricecrashfurniture.co.uk/httpdocs/vendor/magento/zendframework1/library/Zend/Cache.php(94): Zend_Cache::_makeBackend('Cm_Cache_Backen...', Array, true, true) #1 /var/www/vhosts/pricecrashfurniture.co.uk/httpdocs/vendor/magento/framework/App/Cache/Frontend/Factory.php(156): Zend_Cache::factory('Magento\\Framewo...', 'Cm_Cache_Backen...', Array, Array, true, true, true) #2 /var/www/vhosts/pricecrashfurniture.co.uk/httpdocs/vendor/magento/framework/Cache/Frontend/Adapter/Zend.php(38): Magento\Framework\App\Cache\Frontend\Factory->Magento\Framework\App\Cache\Frontend\{closure}() #3 /var/www/vhosts/pricecrashfurniture.co.uk/httpdocs/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(121): Magento\Framework\Cache\Frontend\Adapter\Zend->__construct(Object(Closure)) #4 /var/www/vhosts/pricecrashfurniture. in /var/www/vhosts/pricecrashfurniture.co.uk/httpdocs/vendor/magento/zendframework1/library/Zend/Cache.php on line 153