Warning: mysql_pconnect(): Access denied for user 'root'@'localhost' (using password: NO) in /web-apps/includes/vendor_classes/adodb/drivers/adodb-mysql.inc.php on line 372

Fatal error: Uncaught exception 'ADODB_Exception' with message 'mysql error: [1045: Access denied for user 'root'@'localhost' (using password: NO)] in PCONNECT(localhost, 'root', '****', tfv3)
' in /web-apps/includes/vendor_classes/adodb/adodb-exceptions.inc.php:76
Stack trace:
#0 /web-apps/includes/vendor_classes/adodb/adodb.inc.php(485): adodb_throw('mysql', 'PCONNECT', 1045, 'Access denied f...', 'localhost', 'tfv3', Object(ADODB_mysql))
#1 /web-apps/includes/db.inc.php(26): ADOConnection->PConnect('localhost', 'root', '', 'tfv3')
#2 /web-apps/includes/db.inc.php(7): DB->dbConn()
#3 /web-apps/includes/core.inc.php(55): DB->__construct()
#4 /web-apps/sites/thaispot/webroot/controller.php(10): Core->pageInit()
#5 {main}
  thrown in /web-apps/includes/vendor_classes/adodb/adodb-exceptions.inc.php on line 76