CI_W3_Assignment Stopped Compiling Grade

Course Q&A Math for Machine Learning Linear Algebra for Machine Learning and Data Sc...
1

Unable to register assignment grade review in (https://www.coursera.org/specializations/mathematics-for-machine-learning-and-data-science) Maths for ML (C!_W3_Assignment) .

Error message: There was a problem compiling the code from your notebook. Details:
name ‘W_simple’ is not defined.

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This error means that your variable W_simple is not defined anywhere in your run cells. Go back to you notebook have a look at your cells and see if you have not defined it and if not define it. If you have define it you might have forgotten to run the cell in which it is.