licenseValidator REST API call returns 404 error

Issue Summary

The license validator REST API returns 404 error.

Steps to Reproduce

1. Run the following rest call:

   POST /rest/api/2/licenseValidator
   

Expected Results

The endpoint shows up correctly:

Actual Results

404 error:

Notes

This works fine in lower version like Jira 7.4.1

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available