The second argument to foreach is not a list. The second argument is: "RANKING"

Hi, everyone. I dont know what im doing wrong. Someone can show me how to solve it?

And this is how it appears in fire base:
Ranking: "["Rodolfo",2]"


the tag never can be a list... in your case the tag is RANKING... my guess is you like to use the value instead?

You only have two items in your list in firebase - [Rodolfo,2]

Try like this: