guess what the time frame is right now 🙂 the new version of ICS addon 1.1.1 is ready at myeventon.com
ANyways you can not open events or do any of the interaction stuff because the javascript running those are not loading to page.
Check this to see if it provide any guidance https://docs.myeventon.com/documentations/debug-javascript-interactive-issues/
Hopefully that will help you fix things so the calendar displays things correctly and then will just have to wait for the ics addon new version to fix the other issue.
May be it is your theme that is effecting try switching to default wordpress theme and see if it makes a difference.
I went in and changed the file permissions for wp-config.php. The client also gave me temporary ftp access. That is listed below.
FTP
148.72.98.69
User: tim@skilldevelopers.com
Pass: Wkt&8mhAApzsMqbi
Ok I have applied some code changes to your site please see if it work now.
I am sorry, the access information you have provided did not work for us:
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I always clearing the cache. Strange.
these capabilities control the terms so make sure they are enabled.

sorry about the delay mate here is the patch fix.

Fabulous – thank you for your help with this!
Also, while I have your attention 🙂 I have a request. It would be great if “open – spaces still available” did not appear on event cards that do not have capacity limits for RSVP’s. Thank you! I cannot figure out how to make that disappear using CSS but maybe you can do that in a future update.