Fatal error: Uncaught QuickBooksOnline\API\Exception\ServiceException: Http Status Code [403]: Exchange Authorization Code for Access Token failed. Body: [<html>
<head><title>403 Forbidden</title></head>
<body>
<center><h1>403 Forbidden</h1></center>
</body>
</html>
].
thrown in /home/addup/public_html/panel/vendor/quickbooks/v3-php-sdk/src/Core/OAuth/OAuth2/OAuth2LoginHelper.php on line 268