Warning: mysqli::__construct(): php_network_getaddresses: getaddrinfo failed: Name or service not known in /homepages/31/d696588535/htdocs/galeriephoto/include/dblayer/functions_mysqli.inc.php on line 67

Warning: mysqli::__construct(): (HY000/2002): php_network_getaddresses: getaddrinfo failed: Name or service not known in /homepages/31/d696588535/htdocs/galeriephoto/include/dblayer/functions_mysqli.inc.php on line 67

Warning: my_error(): Couldn't fetch mysqli in /homepages/31/d696588535/htdocs/galeriephoto/include/dblayer/functions_mysqli.inc.php on line 824

Warning: my_error(): Couldn't fetch mysqli in /homepages/31/d696588535/htdocs/galeriephoto/include/dblayer/functions_mysqli.inc.php on line 824

Piwigo encountered a non recoverable error

[mysql error ] 
Can't connect to server

#1	my_error /homepages/31/d696588535/htdocs/galeriephoto/include/common.inc.php(121)
#2	include_once /homepages/31/d696588535/htdocs/galeriephoto/index.php(26)