I'm using Ubuntu 11.04 64 bit laptop, and I have a Microsoft mouse. When I'm on the battery power the mouse cuts in and out, I have full battery power so it's not because of low power. It never does this in Windows, and in the past when I ran Karmic it never did this either, only when I reinstalled Ubuntu with Natty. As soon as I plug in the power it works perfectly fine.
Make sure you don't have the
This solved the issue for me on Mint 13 on an Alienware M14x R2.
It seems like your computer is set to disable USB when iddle as a power saving measure.
This is usually suggested by powertop, but it's a very bad idea if you are using a USB mouse. This command fixes it temporally:
You need to substitute yourmouse for your mouse bus and device number, you can usually find it with:
Unluckily this will work only until whatever the program that have changed the setting kicks on again: either at boot time, when you disconnect your computer from electricity, or whatever. You need to discover what package is changing it to resolve the issue.
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