Please help me to resolve the below error for verifying the challenge in Trailhead.

Step not yet complete in tolokajit@brave-moose-809gnv.com
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: OEYLPNAG
tolokajit@brave-moose-809gnv.com
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Verify step to earn 100 points