Fatal error: Uncaught Exception: Error: Could not make a database link using stagmerchadmin@stage-merchantsolutionsdb.cqzgzwdkpb5d.ap-south-1.rds.amazonaws.com! in /home/vhosts/airpay/domains/seller.airpay.ninja/public_html/system/library/db/mysqli.php:19 Stack trace: #0 /home/vhosts/airpay/domains/seller.airpay.ninja/public_html/system/library/db.php(31): DB\MySQLi->__construct('stage-merchants...', 'stagmerchadmin', 'uxLh#KUF5XDiOyJ...', 'opencart3', '3306') #1 /home/vhosts/airpay/domains/seller.airpay.ninja/public_html/system/framework.php(80): DB->__construct('mysqli', 'stage-merchants...', 'stagmerchadmin', 'uxLh#KUF5XDiOyJ...', 'opencart3', '3306') #2 /home/vhosts/airpay/domains/seller.airpay.ninja/public_html/system/startup.php(104): require_once('/home/vhosts/ai...') #3 /home/vhosts/airpay/domains/seller.airpay.ninja/public_html/index.php(22): start('catalog') #4 {main} thrown in /home/vhosts/airpay/domains/seller.airpay.ninja/public_html/system/library/db/mysqli.php on line 19