From 231987242b367f3d60d45edf3ebddfda4257709f Mon Sep 17 00:00:00 2001
From: Ludovic Marcotte <lmarcotte@inverse.ca>
Date: Thu, 16 Oct 2014 09:10:54 -0400
Subject: [PATCH] Handle empty Attendees tag

---
 ActiveSync/iCalEvent+ActiveSync.m | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ActiveSync/iCalEvent+ActiveSync.m b/ActiveSync/iCalEvent+ActiveSync.m
index 95291eb11..1443df2c3 100644
--- a/ActiveSync/iCalEvent+ActiveSync.m
+++ b/ActiveSync/iCalEvent+ActiveSync.m
@@ -486,7 +486,9 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   // be done automatically by the ActiveSync client when invoking MeetingResponse.
   if (![self userIsAttendee: [context activeUser]])
     {
-      if ((o = [theValues objectForKey: @"Attendees"]))
+      // Windows phones sens sometimes an empty Attendees tag.
+      // We check it's an array before processing it.
+      if ((o = [theValues objectForKey: @"Attendees"])&& [o isKindOfClass: [NSArray class]])
         {
           NSMutableArray *attendees;
           NSDictionary *attendee;