Fatal error: Uncaught Error: Class 'Predis\Command\ConnectionPing' not found in /var/www/html/wp-content/plugins/redis-cache/includes/predis/src/Profile/RedisProfile.php:92 Stack trace: #0 /var/www/html/wp-content/plugins/redis-cache/includes/predis/src/Client.php(323): Predis\Profile\RedisProfile->createCommand('PING', Array) #1 /var/www/html/wp-content/plugins/redis-cache/includes/predis/src/Client.php(314): Predis\Client->createCommand('ping', Array) #2 /var/www/html/wp-content/object-cache.php(515): Predis\Client->__call('ping', Array) #3 /var/www/html/wp-content/object-cache.php(185): WP_Object_Cache->__construct(true) #4 /var/www/html/wp-includes/load.php(589): wp_cache_init() #5 /var/www/html/wp-settings.php(116): wp_start_object_cache() #6 /var/www/html/wp-config.php(100): require_once('/var/www/html/w...') #7 /var/www/html/wp-load.php(37): require_once('/var/www/html/w...') #8 /var/www/html/wp-blog-header.php(13): require_once('/var/www/html/w...') #9 /var/www/html/index.php(17): require('/var/www/html/w...') #10 in /var/www/html/wp-content/plugins/redis-cache/includes/predis/src/Profile/RedisProfile.php on line 92