Warning: mysqli::__construct(): (08004/1040): Too many connections in /local/htdocs/bingpix/piwigo/include/dblayer/functions_mysqli.inc.php on line 52

Warning: my_error(): Couldn't fetch mysqli in /local/htdocs/bingpix/piwigo/include/dblayer/functions_mysqli.inc.php on line 848

Warning: my_error(): Couldn't fetch mysqli in /local/htdocs/bingpix/piwigo/include/dblayer/functions_mysqli.inc.php on line 848

Piwigo encountered a non recoverable error

[mysql error ] 
Can't connect to server

#1	my_error /local/htdocs/bingpix/piwigo/include/common.inc.php(113)
#2	include_once /local/htdocs/bingpix/piwigo/plugins/download_by_size/action.php(32)