After waking from suspend, USB devices are not recognized (Ubuntu 17.10)

After waking from suspend, USB devices are not recognized (Ubuntu 17.10)

Efraim Flashner efraim at flashner.co.il
Fri Nov 24 00:38:15 IST 2017


On Thu, Nov 23, 2017 at 06:15:03PM +0400, Michael Shiloh wrote:
> Hi,
> 
> I noticed that my old mouse didn't work all the time, and figured it was
> time to replace the mouse. Then I had trouble programming some Arduinos,
> and figured I had a bad Arduino. It wasn't until my system failed to see a
> thumb drive that I finally realized the common element here: After waking
> from suspend, no devices plugged in to the USB ports are recognized.
> 

Do you run powertop or tlp on your laptop? Sometimes those can cause
issues with the USB ports.

-- 
Efraim Flashner   <efraim at flashner.co.il>   אפרים פלשנר
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