BEGINVCALENDAR VERSION20 PRODID-ChatGPTNONSGML v10EN BEGINVEVENT UID20211025T000000Z-1 DTSTAMP20211025T000000Z DTSTART20211025T080000Z DTEND20211025T090000Z SUMMARYMonday - Strength Training DESCRIPTI

There doesn't seem to be any error in the iCalendar file provided. However, it's possible that the issue is with the calendar application being used to import the file. Some applications may not display the event details by default and require additional settings to be adjusted. It's recommended to check the application's documentation or support resources for more information on how to display event details.