[ADODB ERROR] mysqli CONNECT errno=2002 : Connection refused

[ADODB ERROR] mysqli EXECUTE errno=2002 : Connection refused

[ADODB ERROR] mysqli EXECUTE errno=2002 : Connection refused

[ADODB ERROR] mysqli EXECUTE errno=2002 : Connection refused

[ADODB ERROR] mysqli EXECUTE errno=2002 : Connection refused
<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function GetRows() on bool in /home/ubuntu/spada/php/function.php:1302
Stack trace:
#0 /home/ubuntu/spada/php/pengontrol/berita.php(11): PageExecute()
#1 /home/ubuntu/spada/php/autoload.php(811): include('/home/ubuntu/sp...')
#2 /home/ubuntu/spada/config.php(91): require_once('/home/ubuntu/sp...')
#3 /home/ubuntu/spada/public_html/index.php(275): require_once('/home/ubuntu/sp...')
#4 {main}
  thrown in <b>/home/ubuntu/spada/php/function.php</b> on line <b>1302</b><br />