Error message
User warning: Trying to overwrite a cache redirect for "entity_view:block:drupal8_w3css_theme_breadcrumbs:[languages:language_interface]=en:[theme]=drupal8_w3css_theme:[user.permissions]=1d7e1184250308904a807d29f878d265789d2d67285473285bab8d0254d2652b" with one that has nothing in common, old one at address "languages:language_interface, theme, user.permissions" was pointing to "url.path.parent, url.path.is_front, route, route.book_navigation", new one points to "route.menu_active_trails:main, url.path, url". in Drupal\Core\Cache\VariationCache->set() (line 144 of core/lib/Drupal/Core/Cache/VariationCache.php).
