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Troubleshooting
5 articles
Solutions for common issues with voice interviews, billing, quotas, and more.
Voice Interview Not Working
Step-by-step troubleshooting guide when voice interviews are not functioning correctly.
Interview Not Counting
Understand why some interviews do not count toward your usage and how the quality gate works.
Payment and Billing Issues
Troubleshoot common payment and billing issues on Koji — failed payments, invoice questions, plan changes, cancellations, and refund policies.
Common Error Codes
Every error the Koji Headless API returns: the error envelope, status codes, all error strings with fixes, and a debugging checklist.
Browser Compatibility
Which browsers work with Koji and known limitations for voice and text interviews.