Troubleshooting

Use the following table to help you troubleshoot the errors you receive from the API.

HTTP Error CodeTroubleshooting
400 Bad Request- Missing or incorrect required parameter
- Missing header Content-Type: application/json
- Use of an Accept header that precludes a JSON response
- Incorrectly constructed email authentication token
401 Unauthorized- Missing, invalid, or incorrect API key for environment or client
- Ensure client name in path is correct
403 Forbidden- API key missing from request or not enabled
404 Not Found- Ensure path includes exactly /subscriptions/, all lowercase
- Ensure email type is correct, all caps
405 Method Not Allowed- Incorrect HTTP method. Use GET to request email addresses, and POST to submit
596 Service Not Found- Ensure path includes exactly /notifications/, all lowercase

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