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Posted by:laserpad
Subject:FATAL: channel get ioctl failed 22:Invalid argument
Date:23:20:55 05/06/2012

> > Well after going all the docs and forums i am posting this..
> > once i run kismet from my terminal i get this -
> > Source 0 (netgear): Enabling monitor mode for madwifi_a source interface wlan0 channel 36...
> > ERROR: Unable to create VAP: Operation not supported
> > ERROR: Unable to create monitor-mode VAP
> > WARNING: wlan0 appears to not accept the Madwifi-NG controls. Will attempt to configure it as a standard Madwifi-old interface. If you are using madwifi-ng, be sure to set the source interface to the wifiX control interface, NOT athX
> This looks like a really old kismet - install the latest release from the downloads page and then follow the quick start guide in the documentation.
> As the errors say, it looks as if you're forcing it to behave like it was on madwifi, and, it isn't.

If your interface is in monitor mode try and append forcevap=false into the interface config line and that should remove the error which worked for me.

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