Warning: mysqli::__construct(): Error while reading greeting packet. PID=1 in /hp/cd/af/oj/www/foto/include/dblayer/functions_mysqli.inc.php on line 52

Warning: mysqli::__construct(): (HY000/2006): MySQL server has gone away in /hp/cd/af/oj/www/foto/include/dblayer/functions_mysqli.inc.php on line 52

Warning: my_error(): Couldn't fetch mysqli in /hp/cd/af/oj/www/foto/include/dblayer/functions_mysqli.inc.php on line 839

Warning: my_error(): Couldn't fetch mysqli in /hp/cd/af/oj/www/foto/include/dblayer/functions_mysqli.inc.php on line 839

Piwigo encountered a non recoverable error

[mysql error ] 
Can't connect to server

#1	my_error /hp/cd/af/oj/www/foto/include/common.inc.php(122)
#2	include_once /hp/cd/af/oj/www/foto/index.php(11)