Fatal error: Uncaught RedisException: read error on connection to redis:6379 in /var/www/html/wp-content/plugins/w3-total-cache/Cache_Redis.php:357 Stack trace: #0 /var/www/html/wp-content/plugins/w3-total-cache/Cache_Redis.php(357): Redis->get('w3tc_1721425246...') #1 /var/www/html/wp-content/plugins/w3-total-cache/Cache_Redis.php(177): W3TC\Cache_Redis->_get_key_version('options') #2 /var/www/html/wp-content/plugins/w3-total-cache/Cache_Base.php(114): W3TC\Cache_Redis->get_with_old('46e2e462ab25c1a...', 'options') #3 /var/www/html/wp-content/plugins/w3-total-cache/DbCache_WpdbInjection_QueryCaching.php(195): W3TC\Cache_Base->get('46e2e462ab25c1a...', 'options') #4 /var/www/html/wp-content/plugins/w3-total-cache/DbCache_WpdbNew.php(217): W3TC\DbCache_WpdbInjection_QueryCaching->query('SELECT option_v...') #5 /var/www/html/wp-includes/class-wpdb.php(3031): W3TC\DbCache_WpdbNew->query('SELECT option_v...') #6 /var/www/html/wp-content/plugins/paid-memberships-pro/includes/https.php(111): wpdb->get_var('SELECT option_v...') #7 /var/www/html/wp-includes/class-wp-hook.php(324): pmpro_check_site_url_for_https(NULL) #8 /var/www/html/wp-includes/plugin.php(205): WP_Hook->apply_filters(NULL, Array) #9 /var/www/html/wp-content/plugins/paid-memberships-pro/includes/https.php(25): apply_filters('pmpro_besecure', NULL) #10 /var/www/html/wp-includes/class-wp-hook.php(326): pmpro_https_filter('https://www.eth...') #11 /var/www/html/wp-includes/plugin.php(205): WP_Hook->apply_filters('https://www.eth...', Array) #12 /var/www/html/wp-includes/option.php(256): apply_filters('option_home', 'https://www.eth...', 'home') #13 /var/www/html/wp-includes/link-template.php(3455): get_option('home') #14 /var/www/html/wp-includes/link-template.php(3433): get_home_url(NULL, '', NULL) #15 /var/www/html/wp-content/plugins/paid-memberships-pro/paid-memberships-pro.php(209): home_url() #16 /var/www/html/wp-settings.php(545): include_once('/var/www/html/w...') #17 /var/www/html/wp-config.php(136): require_once('/var/www/html/w...') #18 /var/www/html/wp-load.php(50): require_once('/var/www/html/w...') #19 /var/www/html/wp-blog-header.php(13): require_once('/var/www/html/w...') #20 /var/www/html/index.php(17): require('/var/www/html/w...') #21 {main} thrown in /var/www/html/wp-content/plugins/w3-total-cache/Cache_Redis.php on line 357