Fatal error: Uncaught RedisException: read error on connection to localhost:6379 in /var/www/html/vendor/tedivm/stash/src/Stash/Driver/Redis.php:165 Stack trace: #0 /var/www/html/vendor/tedivm/stash/src/Stash/Driver/Redis.php(165): Redis->select() #1 /var/www/html/vendor/tedivm/stash/src/Stash/Driver/AbstractDriver.php(39): Stash\Driver\Redis->setOptions() #2 /var/www/html/app/lib/Cache/ExternalCache.php(284): Stash\Driver\AbstractDriver->__construct() #3 /var/www/html/app/lib/Cache/ExternalCache.php(228): ExternalCache::getRedisObject() #4 /var/www/html/app/lib/Cache/ExternalCache.php(57): ExternalCache::getCacheObject() #5 /var/www/html/app/lib/Cache/ExternalCache.php(171): ExternalCache::init() #6 /var/www/html/app/lib/Cache/CompositeCache.php(86): ExternalCache::contains() #7 /var/www/html/app/helpers/utilityHelpers.php(4004): CompositeCache::contains() #8 /var/www/html/app/lib/Configuration.php(185): caSetupPhpHasChanged() #9 /var/www/html/app/lib/Configuration.php(109): Configuration->__construct() #10 /var/www/html in /var/www/html/vendor/tedivm/stash/src/Stash/Driver/Redis.php on line 165