Piwigo encountered a non recoverable error

[mysql error 1040] Too many connections
Can't connect to server

#1	my_error /mnt/129/sda/1/b/woodsky/PHOTOS/include/common.inc.php(115)
#2	include_once /mnt/129/sda/1/b/woodsky/PHOTOS/index.php(26)

Fatal error: [mysql error 1040] Too many connections Can't connect to server #1 my_error /mnt/129/sda/1/b/woodsky/PHOTOS/include/common.inc.php(115) #2 include_once /mnt/129/sda/1/b/woodsky/PHOTOS/index.php(26) in /mnt/129/sda/1/b/woodsky/PHOTOS/include/functions_html.inc.php on line 399