Build and Administer CRM Analytics - Build Advanced CRM Analytics Dashboards - Make Data Do the Talking with Conditional Highlights

Below error message is showing when i'm trying to verify my challenge. Please can someone in the Salesforce Trailhead community clear.

There was an unexpected error while verifying this challenge. Usually this is due to some pre-existing configuration or code in the challenge Org. We recommend using a new Developer Edition (DE) to check this challenge. If you're using a new DE and seeing this error, please <a href="https://trailhead.salesforce.com/help" target="_blank">contact support</a> and reference error id: RNIQCBVS

#Trailhead Challenges