Struggling with getting the C3_W1 k-means lab to load/ run/ evaluate

Tried to evaluate the lab so I can complete the course and get my certificate, however it shows me this grader error, which has no correlation with my code.

Have tried multiple browsers, but the assignment does not open and causes all Coursera tabs to crash, Don’t really know how to proceed and looking for any help on this thread.

I would guess that your notebook has become corrupted, and that one of the code cells has been changed to use the Markdown attribute.

Can you access to the notebook’s File or “Lab Help” menus?

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What happens if you click on “Launch Lab”?
Please post a screen capture image of any error messages you see.

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Unable to access the jupyter notebook right now. The pages crash before I can :confused:

On clicking launch lab → The notebook loads up until this point, and within a few seconds, crashes the coursera tabs.

I tried in Incognito as well, but the notebook crashed there too.

@mubsi, can you look into this inaccessible notebook?

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Hi @AbhishekKumarSingh,

Your notebook memory size had reached 100 MBs, which was making it difficult to load and render on Coursera.

This meant that something was incredibly wrong with your code, which was causing the memory size to increase so much. I have deleted the notebook, and replaced it with a fresh copy of the assignment. Please re-attempt the assignment again, and make sure to follow the instructions of the exercises.

Best,
Mubsi

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A common reason for this sort of issue is adding print() statements for debugging. This can cause the “output” cells to balloon in size - especially if these print() statements are inside a for-loop that runs over every example and epoch.

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