The Inertia blocks being highlighed with a yellow question mark symbol and the text in the 'Requirements' tab indicates that there is an issue with the value of the 'Intertia' field of the block.
This warning is likely thrown because the inertia values have been modified and do not match the plotted requirement.
You can fix this by resetting the task and following the task instructions or by configuring the block with the following values:
1. Block parameters of the first 'Inertia' block:
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/1730761/image.png)
2. Block parameters of the second 'Inertia' block:
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/1730766/image.png)
Hope this helps!