Can't view dags in Airflow after successful upload

HI,

I try few times still can’t view dag in airflow after successful upload:

Hello @HeyChong,
this issue with airflow happens sometimes and a new lab session should fix it. Could you give it another try, hope it helps

It works, and I passed the lab with 100 % yet get this error:

how to fix this issue?

Hello @HeyChong,
I could reproduce the error, In exercise 1 you need to go to airflow and create a variable. You need to set the bucket_name as key (you used bucket name instead) and the value then hit save: