An uncaught Exception was encountered
Type: Paynow\Payments\InvalidIntegrationException
Message: (null)
Filename: C:\Program Files (x86)\EasyPHP-DevServer-14.1VC9\data\localweb\CodeIgniter-3.1.9\application\libraries\Paynowsdk\src\Core\CanFail.php
Line Number: 34
im trying to integrate paynow with code-igniter and im getting the above error. can someone please help