Interesting, looks like a bug to me too. I checked this thread and it looks like it somehow got broken after first 20 messages. The map of the thread shows all messages, though.

>Hi Michel,
>
>I was searching for a message that Sergey Rewa sent me to review his solution and think I found an error in UT.
>
>First I went to my profile in UT and looked at my messages to get at least one in that thread. I picked message 1380892.
>
>I then clicked button to see all messages in thread. It went over a page. After clicking for next 20 messages I noticed the desired
>message was not to be found. I thought that perhaps message had been deleted, though I don't think that can happen.
>
>Since I had given Sergey 3 stars I then looked at his messages labeled solutions and found the desired message.
>
>Alex