On Thursday 10 of December 2015 16:26:11 Kate Draven wrote:
> The problem returned after a while of use. Trying to retrace me steps.
> The only think I can think of is that I plugged in usb stick around the
> time it began again. Going to reboot and see if I can deliberately recreate
> me steps.
>
> Kate
>

Ttry to look into .xsession-errors, if there is some related problem reported.

-- 
Slávek