I am getting this error though I have attempted my full lab with accurate results. When I click on grades it give this error
It seems that you have deleted parts of the notebook that you were not supposed to alter. Best thing to do now is to reset it and do the solutions over again.
https://www.coursera.support/s/article/360004995312-Solve-problems-with-Jupyter-Notebooks?language=en_US
How to reset it? I am not finding any such option.
Thanks
. Error solved
