Fatal error: Uncaught mysqli_sql_exception: mysqlnd cannot connect to MySQL 4.1+ using the old insecure authentication. Please use an administration tool to reset your password with the command SET PASSWORD = PASSWORD('your_existing_password'). This will store a new, and more secure, hash value in mysql.user. If this user is used in other scripts executed by PHP 5.2 or earlier you might need to remove the old-passwords flag from your my.cnf file in /home/users/1/chicappa.jp-thhouse/web/wp-includes/wp-db.php:1531
Stack trace:
#0 /home/users/1/chicappa.jp-thhouse/web/wp-includes/wp-db.php(1531): mysqli_real_connect(Object(mysqli), 'mysql21.chicapp...', 'OA00069956', 'asd8jf87ssjjwok...', NULL, NULL, NULL, 0)
#1 /home/users/1/chicappa.jp-thhouse/web/wp-includes/wp-db.php(592): wpdb->db_connect()
#2 /home/users/1/chicappa.jp-thhouse/web/wp-includes/load.php(404): wpdb->__construct('OA00069956', 'asd8jf87ssjjwok...', 'OA00069956_thho...', 'mysql21.chicapp...')
#3 /home/users/1/chicappa.jp-thhouse/web/wp-settings.php(106): require_wp_db()
#4 /home/users/1/chicappa.jp-thhouse/web/wp-config.php(85): require_once('/home/users/1/c...')
#5 /home/users/1/chicappa.jp-thhouse/web/wp-load.php(37): require_once('/home/users/1/c...')
#6 /home/users/1/chicappa.jp-thhouse/web/wp-blog-header.php(13): require_once('/home/users/1/c...')
#7 /home/users/1/chicappa.jp-thhouse/web/index.php(17): require('/home/users/1/c...')
#8 {main}
thrown in /home/users/1/chicappa.jp-thhouse/web/wp-includes/wp-db.php on line 1531