mysqli error: [2002: No such file or directory] in PCONNECT(localhost, 'cdc', '****', cdc)
#0 /www-2.4.46/htdocs/common/adodb-5.20.16/adodb.inc.php(775): adodb_throw('mysqli', 'PCONNECT', 2002, 'No such file or...', 'localhost', 'cdc', Object(ADODB_mysqli))
#1 /www-2.4.46/htdocs/common/common.php(565): ADOConnection->PConnect('localhost', 'cdc', 'cdc', 'cdc')
#2 /www-2.4.46/htdocs/cdc/cdc_common.php(5): DB::getDBConnection('cdc', 'cdc', 'cdc')
#3 /www-2.4.46/htdocs/cdc/cdc_common.php(411): openConnection()
#4 /www-2.4.46/htdocs/cdc/signup.php(4): Session::getAllSessions('2021-10-20')
#5 /www-2.4.46/htdocs/cdc/signup.php(279): displaySessionList()
#6 {main}