You can opt in to receive an email with details of book generation errors on your book's "Generation Settings" page here:
https://leanpub.com/YOUR_BOOK/settings/generation_settings...making sure to replace YOUR_BOOK with your book's unique web address.
You can also find a link to the "Generation Settings" page on your book's "Overview" page:
Here's what the Generation Settings page looks like:
To receive an email with some details if you encounter book generation failure, tick the box at the top of the page, next to "Show Errors and Warnings"
Finally, scroll down and click the "Update Book" button:
That's it!
We'd like to note that this is a "rough" feature that we know needs a lot of improvement. However, it is definitely better than nothing for most authors.
If you have any questions or thoughts on writing and self-publishing with Leanpub, please join our global community of authors in our Authors Forum here!
Interested in creating your first Leanpub book? Here are some quick tutorials for our most popular writing modes: http://help.leanpub.com/en/articles/3088382-quick-walkthroughs-for-getting-started-on-a-leanpub-book
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