How to upload a picture for an event using the Facebook Graph API?

Question

I would like to know how to add a picture to an event using the Facebook Graph API. I have seen this question and tried some variations on that theme, without any success. The o

Answer 1

I had the same problem, this code work for me:

// create the event
// ...

// upload the picture
$file = "pathtothefile";
$args[basename($file)] = '@' . realpath($file);
$data = $facebook->api('/'. $event_id, 'post', $args);

But sometimes I get "(#324) Missing or invalid image file" error