Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'ktoptics_de'@'10.27.63.8' (using password: YES) in /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-includes/wp-db.php:1614
Stack trace:
#0 /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-includes/wp-db.php(1614): mysqli_real_connect(Object(mysqli), 'ktoptics.de.mys...', 'ktoptics_de', 'KTO_KD_RE-NA-SG...', NULL, NULL, NULL, 0)
#1 /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-includes/wp-db.php(639): wpdb->db_connect()
#2 /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-includes/load.php(427): wpdb->__construct('ktoptics_de', 'KTO_KD_RE-NA-SG...', 'ktoptics_de', 'ktoptics.de.mys...')
#3 /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-settings.php(120): require_wp_db()
#4 /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-config.php(96): require_once('/customers/d/1/...')
#5 /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-load.php(37): require_once('/customers/d/1/...')
#6 /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-blog-header.php(13): require_once('/customers/d/1/...')
#7 /customers/d/1/f/ktoptics.de/httpd.www/kto/index.php(17): require('/customers/d/1/...')
#8 {main}
  thrown in /customers/d/1/f/ktoptics.de/httpd.www/kto/wp-includes/wp-db.php on line 1614