While looking through the manual in ?s?e?a?r?c?h? ?f?o?r? ?a?c?h?i?e?v?e?m?e?n?t?s, and occasionally checking my profile for changes of reputation, I've noticed an interesting thing:
<img src="https://dl.dropboxusercontent.com/u/3594143/yal.cc/14-02/cap/c2inbox.png" border="0" />
The inbox contains "System.Web.UI.Controls.Literal" instead of message number. How did that happen? That's an interesting question. I am getting this on most manual entries though, for example
https://www.scirra.com/manual/36/interface