Exercise on missing pages in the TOC

[Tom-van-Woudenberg]

And add them to user type 3 in https://github.com/TeachBooks/template/blob/exercises/book/_toc.yml

[rlanzafame]

case study #45

[xjulie0x]

what is the difference between this exercise and the one on adding a file to the toc?

[Tom-van-Woudenberg]

what is the difference between this exercise and the one on adding a file to the toc?

This one should be on solving an issue in which you refer to a file which doesn't exist and gives a long warning