Problem/Motivation
Version 2.0.15 added a new library dependency in tour.libraries.yml for assets/shepherd/css/shepherd.css:
tour-styling:
version: VERSION
css:
component:
assets/shepherd/css/shepherd.css: { media: screen }
css/tour.module.css: { media: screen }
However, this file doesn't exist in the module's code and causes a JavaScript error in the browser console:

Comments
Comment #2
richarddavies commentedComment #3
thedut commentedHello,
Here is a patch fixing the 404 error.
Note : the css/third-party/shepherd/css/shepherd.css is still loaded throught the tour/shepherd dependency.
Comment #4
richarddavies commentedThank you. After applying the patch and clearing Drupal caches, I've confirmed the console error is gone.
Comment #6
smustgrave commentedThanks, just FYI though patches should be in MRs