I am tring

"Lightning Experience Reports & Dashboards Specialist"

7 Create the SolarBot dashboard

Error occur:

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 post to the developer forums and reference error id: TGZGVAVI

Please teach me how to keep tring this superbadge