no message

models/profile.js

@@ -172,9 +172,9 @@ module.exports = {
 				.find({ _id: profileId })
         .select('messages')
         .populate({
-          match: { image: { $ne: null } },
           path: 'messages',
-          select: 'image'
+          match: { image: { $exists: true }, text: { $exists: false } },
+          select: 'image -_id'
         })
 				.exec((err, result) => {
 					if (err) {