Collaborate REST API for Developers Getting Started as a Developer for REST API Current: Error Handling PDF Download PDF Download page Error Handling. Current page All pages Error Handling Conga Collaborate uses standard HTTP response codes to indicate the success or failure of an API request. Below are some example response codes:CodeDescriptionNotes200OKSolution was successful.401UNAUTHORIZEDCall executed with a missing or invalid authentication token404NOT FOUNDRequested resource could not be found.500INTERNAL SERVER ERRORThe Server threw an exception. Contact Conga Collaborate Support if these errors occur. ×