WHMCS includes several supported payment gateway modules for accepting payments through PayPal®, including the new PayPal Payments gateway.
Disputes, including chargebacks, inquiries, or retrievals, occur when a client contests charges that you collected from their card issuer.
Troubleshoot and resolve problems due to PayPal® Instant Payment Notification (IPN) failures.
PayPal payment gateways may generate specific subscription log entries.
After attempting to migrate to the new PayPal Payments payment gateway module from a previous PayPal® module, you are experiencing problems with subscriptions.
Troubleshoot and resolve PayPal connection errors.
Troubleshoot and resolve Transaction ID already exists errors for PayPal Payments transactions.