Are you trying to use calendar event in workspace or Report and
Analytics(R&A)?Calendar events cannot be used within workspace as of
now. If a user would like to access a calendar event, they would need to
follow the path below:Login to Analytics >> Components >> Calendar
Events >> Search for the calendar event you would like to use >> Check
the check box for "On Report".Once user checks the "On Report" for a
calendar event, that event will be visible on the Site metric reports
which has the gra...