Developing Applications with Oracle Visual Builder in Oracle Integration 3 Use Cases & Troubleshooting Troubleshooting & FAQs Troubleshooting Service Connections Troubleshooting Service Connections Topics: Why Was a Certificate in the Remote Path Reported as Invalid? How Do I Resolve an "Unknown Host" Error? How Do I Resolve a "Cannot Process Service Scope" Error? How Do Timeout Settings Affect External REST Calls in a Visual App? How Do I Resolve a CORS Error?