ics file not recognized by outlook

Question

I have some problems. I\'m trying to send an ics file, so an outlook user can add the event in his calendar. In some versions, like 2010, it works well (home edition) but on som

Answer 1

Be sure you added this header :

Content-Type: multipart/alternative;

And then for the ics file part :

Content-Type: text/calendar; charset="utf-8"; name="testcal.ics" method=REQUEST'."\r\n";
Content-Disposition: inline; filename="testcal.ics"'."\r\n";

NB : \r\n MUST be between double quotes

Answer 2

is

DTEND:$endtime_ics\r\n

actually outputting the endtime or do you have some syntax missing?

also try validating the ics file at http://severinghaus.org/projects/icv/