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Marlie Wijnands
unexpected error ID AWPEMDRF
I get unexpected error while verifying a challenge, due to some pre-existing configuration or code in the challenge Org. reference error id: AWPEMDRF. I already deleted cache and created 2 times a new org. It does not help.
You can reach out to Trailhead team who can help you with these issues using the below link.
Support:https://trailhead.salesforce.com/help
Thanks,