Name Error

Screenshot 2023-07-25 044118
and i cant edit it because its not my code
so when i run the first excercise this is the error

Please run all of the above cells every time you open the notebook.

Hi @Karim_emara

Welcome to the community.

Looks like the code related to x_train variable wasn’t run.

Make sure that the correspondent code cell was execute and tray again.

best regards