Public bug reported:
Wacom drawing tablets has a set of buttons that can be configured to
send keypresses. It's useful to assign pure modifier keys to these
buttons, to work as modifiers for pen input – for example, in GIMP,
holding ctrl lets you pick colors from an image without having to
This is a serious problem. A fresh install of Ubuntu 12.10 followed by
switching to the Nvidia binary drivers will give you a completely blank
desktop on next reboot. Someone new to Linux will have no idea what to
do.
Steps to reproduce:
1. Do a new, clean install of Ubuntu 12.10, and boot into
It seems I just ran into this problem on Ubuntu 12.04 (final beta) with
nvidia's binary drivers v295.40, using XFCE. Geany would randomly become
extremely slow, sometimes taking seconds to update the text view.
Whenever this happened, Xorg used 60-100% CPU. Switching off subpixel
rendering in
Sorry, I spoke to soon: Switching off subpixel rendering was only a
temporary fix; the problem is suddenly back. Worked for a good while
though (tested a while before posting the previous comment).
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