ILIAS Paid Courses on Shared Hosting: Fixing Checkout, PayPal Callbacks & Payment Logging
ILIAS handles paid course access through its built-in Payment service and PayPal gateway rather than external webhooks, so most failures trace back to outbound cURL/TLS, callback URLs, or misconfigured credentials. This guide walks through diagnosing broken checkout, PayPal return handling, and transaction logging using only hosting account tools.