I'm getting this error launching hostapd with minimal conf
Failed to update rate sets in kernel module
I've just installed Ubuntu-GNOME 13.04. When I was using Ubuntu 12.04 did not receive this kind of error, so I assume is not hardware problem. Do I need to add extra wifi drivers? How to?
Linux 3.8.0-31-generic #46-Ubuntu SMP Tue Sep 10 19:56:49 UTC 2013 i686 athlon i686 GNU/Linux
PC: Aspire One 722.