For example, https://2021.ploneconf.org/schedule/playing-with-blocks-and-cards-in-plone-5/contents is there (if logged in) but https://2021.ploneconf.org/schedule/playing-with-blocks-and-cards-in-plone-5 gives the error `This page does not seem to exist`
For example, https://2021.ploneconf.org/schedule/playing-with-blocks-and-cards-in-plone-5/contents is there (if logged in) but https://2021.ploneconf.org/schedule/playing-with-blocks-and-cards-in-plone-5 gives the error
This page does not seem to exist