I have this error in the 7 step...would you help me..

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: OSFIQPKJ

Lightning Experience Rollout Specialist STEP 7

Hello...

I am trying to resolve this error without success...would you help me...


1 - I selected "All Time"
2 - I am showing Opportunity Names by each stage.
3 - As you can see I added the funnel chart.
4 - I do not know what that point means...

This is my report...