F19 suddenly very unstable

[ellis at spinics.net]

> My F19 has suddenly become very unstable. After about 10 minutes of
> running with KDE, the opened windows start to be closed automatically.
> I even cannot stop the machine. I have access to the fedora menu but
> its rendering is very odd and clicking on shutdown does not do
> anything. I cannot go to a terminal either (with konsole which I
> cannot start or with Ctrl+Alt+F2).

Have you tried coming up in runlevel 3?

--
http://www.spinics.net/lists/