Re: Error after activating "Use FullCalendar to display calendars " Posted by Bernard Sfez / Tiki Specialist 28 Oct 2019 19:57 GMT-0000 posts: 8654 Hello, Try to enable the option "Date picker for date selection" on the calendar control panel. We’ve spotted a dependency (shouldn’t be or at least documented) there. Let me know if it helps please. Bsfez | Bernard Sfez | Tiki Express Tutorials | me at bsfez.com | https://www.bsfez.com