I also have this issue, which was fixed previously with a release and appears to have broke again! Jaime please see this older ticket to refresh your memory, I believe it to be the exact same problem, this is a major bug for a pretty major selling point of the PRO calendar for my clients – https://theeventscalendar.com/support/forums/topic/embedding-calendar-views-issues-if-you-navigate-and-refresh-page/