When the context menu appears to shutdown the HTPC or to close MP when recording is in progress you have to press enter twice on the highlighted option.

h4. Steps to Reproduce
Use the keyboard (or remote)

Issue 1.

In home go to the 'shutdown' option - and shutdown will be highlighted.
If you press enter once - nothing happens... you have to press it a second time.

Issue 2.

Record a TV programme
Exit to home and then go to the close (x) MP option
The shows are being recorded right now dialog box appears with the NO button highlighted. Again you have to press enter twice. On the first press of enter the scrolling menu behing the prompt gets highlighted.