All tests passed and still getting zero as a grade

[mohamad_salem]

I can’t submit my coding graded assessment well, the cell causing error is locked so i can’t edit any code inside of it

[Girijesh]

Dear @mohamad_salem,

Welcome to the Community!

Please restart the kernel before trying again.

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Keep Learning AI with DeepLearning.AI - Girijesh

[Girijesh]

rename the notebook. then reset the lab files.