Comment 10 for bug 42553

That much I have figured out myself :).

Still, I think it's a bug that affects many users and it needs to be fixed.
(And it's not that harmless. It is creating a huge file in the user's home
directory, which may cause the drive to fill up.)

Regards,
Alex
>
> My machine is Dell Inspiron 9400, with Nvidia's binary (OGL accelerated)
> drivers.
>
> $ konsole
> X Error: BadDevice, invalid or uninitialized input device 169
> Major opcode: 147
> Minor opcode: 3
> Resource id: 0x0
> Failed to open device
> X Error: BadDevice, invalid or uninitialized input device 169
> Major opcode: 147
> Minor opcode: 3
> Resource id: 0x0
> Failed to open device
> +
> + WORKAROUND:
> +
> + 1) Backup your configuration: open a terminal and write:
> + sudo cp -a /etc/X11/xorg.conf /etc/X11/xorg.conf.backup
> +
> + 2) Edit /etc/X11/xorg.conf : open a terminal and write:
> + kdesu kate /etc/X11/xorg.conf
> +
> + 3) Comment out problematic entries. Replace:
> + InputDevice "stylus" "SendCoreEvents"
> + InputDevice "cursor" "SendCoreEvents"
> + InputDevice "eraser" "SendCoreEvents"
> + with :
> + # InputDevice "stylus" "SendCoreEvents"
> + # InputDevice "cursor" "SendCoreEvents"
> + # InputDevice "eraser" "SendCoreEvents"
> +
> + 4) Save the file and restart the computer.
> +
> + 5) If you encounter any problems (the graphical interface does not load)
> just restore the backup with: + sudo cp -a /etc/X11/xorg.conf.backup
> /etc/X11/xorg.conf
> +
> + and restart the computer.