Either that, or the battery is going bad - the mouse is drawing more current than the battery can supply. On Feb 13, 2014 9:13 AM, "Alan McKinnon" <[email protected]> wrote:
> On 13/02/2014 19:08, Andrew Lowe wrote: > > Hi all, > > I'm running a 64 bit KDE setup in a laptop. In the last few days, > the > > mouse has become erratic and in fact dies after a bit of usage. > > > > When KDE fires up, and I'm presented with the login dialogue, the > mouse > > will work for a few seconds, up to 30 say, then it freezes. If I get in > > quick and enter the username/password, the mouse pointer will change > > from the black login pointer to a slightly different shaped white > > pointer and then freeze. The login process will continue and present me > > with my environment, but no mouse. A Cntl-Alt-Del will bring up the Log > > out/shutdown/restart dialogue and I can use the keyboard to select > > either shutdown or restart. > > > > The thing that is "freaky" is that this happens if the laptop is > > running from batteries. If I have the machine plugged into the wall, > > this problem does not exist. > > > > Has anyone come across a problem like this? Any thoughts, greatly > > appreciated. > > Check that you don't have usb power saving enabled for all devices when > on battery. > > I've run into this before and it's enough to drive one nuts :-) My > previous laptop was especially bad - super keen to shut down the usb > port after 30 seconds of inactivity and very very loathe to getting > around to waking it up again. > > Powerdevil has gone through some changes over the past period, there > might be a new default in place that you aren't aware of yet. > > powertop is a very useful tool for info about what power saving features > are active. > > > -- > Alan McKinnon > [email protected] > > >
