Home > FirstData Payment Gateway > We installed your LinkPoint API Payment Module for Magento - FirstData to our website, and everytime you try to check out with the Credit Card, you get this error message "error: unable

We installed your LinkPoint API Payment Module for Magento - FirstData to our website, and everytime you try to check out with the Credit Card, you get this error message "error: unable

This error usually occurs if the pem file you uploaded to, app\code\local\Mage\Linkpoint\Model\ folder is corrupt.  Please download your .pem file afresh, from your FD account and check again.