[SOLVED] Natty and wireless problems

[Jonas Norlander]

2011/4/29 Jonas Norlander <jonorland at gmail.com>:
> Hello!
>
> Upgraded to Natty last night and when i booted today I cant get my
> wireless network to activate. When I in the network applet click on
> the wireless checkbox to activate it, it immediately deactivates by
> itself.
>
> Anybody else have this problem?
>
> / Jonas
>

This thread got me on right track:
http://ubuntuforums.org/showthread.php?t=1677127
It turned out that the acer-wmi module are blocking the wifi and
possibly also made some special key not work (like turn on/off wifi
and bluetooth).
Adding "blacklist acer-wmi" to "/etc/modprobe.d/blacklist.conf" and
reboot solved my problems.

/ Jonas