fix: #7085

src/messaging/data.js

@@ -104,7 +104,7 @@ module.exports = function (Messaging) {
 					// Add a spacer in between messages with time gaps between them
 					messages = messages.map(function (message, index) {
 						// Compare timestamps with the previous message, and check if a spacer needs to be added
-						if (index > 0 && message.timestamp > messages[index - 1] + Messaging.newMessageCutoff) {
+						if (index > 0 && message.timestamp > messages[index - 1].timestamp + Messaging.newMessageCutoff) {
 							// If it's been 5 minutes, this is a new set of messages
 							message.newSet = true;
 						} else if (index > 0 && message.fromuid !== messages[index - 1].fromuid) {