Recently, we had a few clients who have noticed some issues with their events calendar. Upon further investigation, we found out that it was due to some compatibility issues with the caching system we have on our server. We just pushed out an update to the server that will ensure that the cache is bypassed on all event pages.
P.S. If you’d like to know how to disable the cache on specific pages (and also get a sneak peek at our new user guide) you can see the guide here: