Database Query Error - You've Probably Found a Bug

Cannot connect to database server.

Please give all the information on this page to your support personnel.

Query Connecting to database server... failed. The DBMS said this:

Access denied for user 'root'@'localhost' (using password: YES)

Debug Backtrace (most recent call first):

/var/www/html/app/libbdt/classes/Error.php:100 FatalHandler->printBackTrace()
/var/www/html/app/libbdt/classes/Error.php:68 FatalHandler->dbError('Connecting to database server...', 'Cannot connect to database server.', 'Access denied for user \'root\'@\'localhost\' (using password: YES)')
/var/www/html/app/libbdt/classes/Query.php:18 Fatal->dbError('Connecting to database server...', 'Cannot connect to database server.', 'Access denied for user \'root\'@\'localhost\' (using password: YES)')
/var/www/html/app/libbdt/shared/read_settings.php:21 Query->Query()
/var/www/html/app/libbdt/shared/common.php:109 require_once('/var/www/html/app/libbdt/shared/read_settings.php')
/var/www/html/app/libbdt/utilities/index.php:6 require_once('/var/www/html/app/libbdt/shared/common.php')