Piwigo encountered a non recoverable error

[mysql error 1049] Unknown database 'galery'
Connection to server succeed, but it was impossible to connect to database

#1	my_error /home/public/zapis/weby.mrak.cz/galerie.mrak.cz/include/common.inc.php(123)
#2	include_once /home/public/zapis/weby.mrak.cz/galerie.mrak.cz/about.php(26)