HR Learn: API v2 - API Response Codes and Errors

This article details the available API response codes with summaries that are available for the HR Learn API. The response codes display as OK, Bad Request, Unauthorized, Not Found, Too Many Requests, and Internal Server Error. The following table contains a list of API HTTP response codes that can be returned by the LMS API and what each code means:

Response Code	Summary
200 – OK	Everything worked as expected.
400 – Bad Request	The request was unacceptable, often due to missing or malformed parameter(s).
401 – Unauthorized	API key is missing or invalid.
404 – Not Found	The requested resource doesn't exist.
429 – Too Many Requests	Too many requests hit the API too quickly.
500 – Internal Server Error	Something went wrong on the LMS end. The details of what went wrong can be found in the response body, and should be sent to LMS support.