Piwigo encountered a non recoverable error

[mysql error 1045] Access denied for user 'zerro.cool'@'172.20.245.56' (using password: YES)
mysql_connect

#1	my_error /mnt/114/sdb/c/a/zerro.cool/include/common.inc.php(107)
#2	include_once /mnt/114/sdb/c/a/zerro.cool/about.php(26)

Fatal error: [mysql error 1045] Access denied for user 'zerro.cool'@'172.20.245.56' (using password: YES) mysql_connect #1 my_error /mnt/114/sdb/c/a/zerro.cool/include/common.inc.php(107) #2 include_once /mnt/114/sdb/c/a/zerro.cool/about.php(26) in /mnt/114/sdb/c/a/zerro.cool/include/functions_html.inc.php on line 690