diff --git a/mail/js/app.js b/mail/js/app.js
index 99a004c3c2..57c6717128 100644
--- a/mail/js/app.js
+++ b/mail/js/app.js
@@ -929,6 +929,7 @@ app.classes.mail = AppJS.extend(
 	{
 		// Put required info in global store
 		var data = {};
+		if (!attachments) return;
 		for (var i = 0; i < attachments.length; i++)
 		{
 			var data = attachments[i] || {};