How do I know if my application is having an issue?

If you face any 4XX error or 5XX error while triggering an API request for an outbound call or SMS, or when the application is executed during an inbound call or SMS, then your application could be having an issue. 

Please find below the typical error logs and their descriptions. 

  • 400 - A parameter is missing or is invalid
  • 401 - Authentication failed
  • 404 - Resource cannot be found
  • 405 - HTTP method not allowed
  • 500 - Server error
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