i want to associate multiple contacts to single event through apex (Adding to whoID), which is possible to UI, but how can i do from the apex?

We can add multiple contacts as event attendees through event relation, similar i want to add multiple contacts with event who id through apex? how can i achieve this?

  • got it, we need to check isparent boolean in eventreationship object
    – Venkatesh
    Nov 26, 2013 at 19:27

1 Answer 1


You can only have one primary whatId and instead need to create eventRelation which reporesent people or resources for the event.


You must log in to answer this question.

Not the answer you're looking for? Browse other questions tagged .