Mouse Jumping Problem

Eric Olsen falconv at
Tue Jul 9 13:07:28 MDT 2019

On Tue, Jul 9, 2019 at 10:34 AM Barry Roberts <blr at> wrote:

> I've been having an issue lately that is inconsistent, but is worse now,
> and it's driving me crazy.
> I'm running Fedora 30 on a Dell xps 15 9570 with the thunderbolt "dock," so
> a GeForce GTX 1050 Ti Mobile there, and an Intel UHD Graphics 630 (Mobile)
> built-in.  I think this only happens when I'm using the nvidia card, and
> external monitors plugged in, but I'm not positive about that.  I'm using
> the nvidia proprietary drivers from rpmfusion.
> What happens is, the mouse pointer just randomly jumps.  I can have both
> hands on the keyboard, and the mouse pointer will randomly jump to the
> other monitor.  Or it will jump up, down left, or right inside the current
> window, or to another.  It happens all the time, whether my hands are on
> the keyboard or not.  I've replaced my rodent with a new Logitech M500, and
> that didn't help.  Googling hasn't yielded any similar problems.  This
> doesn't appear (to me) to be an acceleration issue.
> Anybody seen anything like this before?
> Thanks,
> Barry

I once had a "ghost keyboard" issue; completely randomly I'd experience
key-presses, sometimes like a key got stuck (but I didn't even press that
key). It turned-out that the bluetooth keyboard in my backpack was getting
bumped in just the wrong way to turn on the power itself, and then type
away! Do you have a wireless mouse in your backpack that could be doing


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