Here's the error I received when checked for the challenge. I have received it in 2 new Orgs that I created for this challenge. Unable to proceed further. 

Challenge Not yet complete... here's what's wrong: 
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: JJDJWOYH

 

i am stuck on one problem. i have created dyamic field in lightning . now i want to get the input value? how can i get .