Warning: mysqli::__construct(): (HY000/2002): Connection refused in /customers/2/2/5/check4.be/httpd.www/fotos/include/dblayer/functions_mysqli.inc.php on line 52

Fatal error: Uncaught Error: mysqli object is already closed in /customers/2/2/5/check4.be/httpd.www/fotos/include/dblayer/functions_mysqli.inc.php:839
Stack trace:
#0 /customers/2/2/5/check4.be/httpd.www/fotos/include/common.inc.php(122): my_error('Can't connect t...', true)
#1 /customers/2/2/5/check4.be/httpd.www/fotos/index.php(11): include_once('/customers/2/2/...')
#2 {main}
  thrown in /customers/2/2/5/check4.be/httpd.www/fotos/include/dblayer/functions_mysqli.inc.php on line 839