Piwigo encountered a non recoverable error

[mysql error 1044] Access denied for user 'ccduitam_piwi809'@'localhost' to database 'ccduitam_piwi809'
Connection to server succeed, but it was impossible to connect to database

#1	my_error /home/ccduitam/eventos.ccduitama.org.co/piwigo/include/common.inc.php(113)
#2	include_once /home/ccduitam/eventos.ccduitama.org.co/piwigo/comments.php(13)