So i am having errors with the Trailhead Buld a Lemonade Stand App. I tried at first with a  Developer Edition account and then with a trailhead org but the error persist. i made the trail 2 times just for the sake of the bug being my mistake, but apparently it wasn't. It gives the following error: 

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: VJFRBOXD

Anyone know how to solve?

So i am having errors with the Trailhead Buld a Lemonade Stand App. I tried at first with a  Developer Edition account and then with a trailhead org but the error persist. i made the trail 2 times just for the sake of the bug being my mistake, but apparently it wasn't. It gives the following error: 

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: VJFRBOXD

Anyone know how to solve?