Error Trying to Load up Open EMR

Does anybody know how to solve this error?

Fatal error : Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, bool given in C:\Xampp3\htdocs\openEMR\vendor\adodb\adodb-php\drivers\adodb-mysqli.inc.php:1370 Stack trace: #0 C:\Xampp3\htdocs\openEMR\vendor\adodb\adodb-php\drivers\adodb-mysqli.inc.php(1370): mysqli_query(false, 'SET NAMES ‘utf8…’, 0) #1 C:\Xampp3\htdocs\openEMR\vendor\adodb\adodb-php\adodb.inc.php(1613): ADODB_mysqli->_query('SET NAMES ‘utf8…’, false) #2 C:\Xampp3\htdocs\openEMR\vendor\adodb\adodb-php\drivers\adodb-mysqli.inc.php(1113): ADOConnection->_Execute('SET NAMES ‘utf8…’) #3 C:\Xampp3\htdocs\openEMR\library\ADODB_mysqli_log.php(60): ADODB_mysqli->execute('SET NAMES ‘utf8…’, false) #4 C:\Xampp3\htdocs\openEMR\library\sql.inc.php(66): ADODB_mysqli_log->ExecuteNoLog('SET NAMES ‘utf8…’) #5 C:\Xampp3\htdocs\openEMR\interface\globals.php(301): require_once(‘C:\Xampp3\htdoc…’) #6 C:\Xampp3\htdocs\openEMR\interface\main\tabs\main.php(19): require_once(‘C:\Xampp3\htdoc…’) #7 {main} thrown in C:\Xampp3\htdocs\openEMR\vendor\adodb\adodb-php\drivers\adodb-mysqli.inc.php on line 1370