( ! ) Warning: mysqli::__construct(): (HY000/2002): No such file or directory in /var/www/test/web/gallery/include/dblayer/functions_mysqli.inc.php on line 67
Call Stack
#TimeMemoryFunctionLocation
10.0018359704{main}( ).../index.php:0
20.0019360528include_once( '/var/www/test/web/gallery/include/common.inc.php' ).../index.php:27
30.0027568208pwg_db_connect( ).../common.inc.php:124
40.0027568616__construct ( ).../functions_mysqli.inc.php:67

( ! ) Warning: my_error(): Couldn't fetch mysqli in /var/www/test/web/gallery/include/dblayer/functions_mysqli.inc.php on line 837
Call Stack
#TimeMemoryFunctionLocation
10.0018359704{main}( ).../index.php:0
20.0019360528include_once( '/var/www/test/web/gallery/include/common.inc.php' ).../index.php:27
30.0029573328my_error( ).../common.inc.php:128

( ! ) Warning: my_error(): Couldn't fetch mysqli in /var/www/test/web/gallery/include/dblayer/functions_mysqli.inc.php on line 837
Call Stack
#TimeMemoryFunctionLocation
10.0018359704{main}( ).../index.php:0
20.0019360528include_once( '/var/www/test/web/gallery/include/common.inc.php' ).../index.php:27
30.0029573328my_error( ).../common.inc.php:128

Piwigo encountered a non recoverable error

[mysql error ] 
Can't connect to server

#1	my_error /var/www/test/web/gallery/include/common.inc.php(128)
#2	include_once /var/www/test/web/gallery/index.php(27)