Fatal error: Uncaught exception 'RedisException' with message 'protocol error, got '(' as reply type byte ' in /var/www/prod/magento/lib/Credis/Client.php:938 Stack trace: #0 [internal function]: Redis->select(0) #1 /var/www/prod/magento/lib/Credis/Client.php(938): call_user_func_array(Array, Array) #2 /var/www/prod/magento/lib/Credis/Client.php(599): Credis_Client->__call('select', Array) #3 /var/www/prod/magento/lib/Cm/Cache/Backend/Redis.php(135): Credis_Client->select(0) #4 /var/www/prod/magento/lib/Zend/Cache.php(153): Cm_Cache_Backend_Redis->__construct(Array) #5 /var/www/prod/magento/lib/Zend/Cache.php(94): Zend_Cache::_makeBackend('Cm_Cache_Backen...', Array, true, true) #6 /var/www/prod/magento/app/code/core/Mage/Core/Model/Cache.php(137): Zend_Cache::factory('Varien_Cache_Co...', 'Cm_Cache_Backen...', Array, Array, true, true, true) #7 /var/www/prod/magento/app/code/core/Mage/Core/Model/Config.php(1354): Mage_Core_Model_Cache->__construct(Array) #8 /var/www/prod/magento/app/Mage.php(463): Mage_Core_Model_Config- in /var/www/prod/magento/lib/Credis/Client.php on line 956