NDIS adapter is not getting opened."NDIS: IOCTL_NDISUIO_OPEN_DEVICE failed: 170"

Jouni Malinen j
Fri Dec 17 07:05:18 PST 2010

On Wed, Dec 08, 2010 at 08:53:14PM +0530, Vijay Swami wrote:

>    i trying to run wpa supplicant on Winxp platform. it is not able to open
> th endis device. i am getting error "NDIS: IOCTL_NDISUIO_OPEN_DEVICE failed:
> 170" I have pasted the logs  below. Can anybody help me in this regard.s i
> am stuck up with this issue.

It looks like something else in the system is using ndisuio (170 =
ERROR_BUSY) and because of that, wpa_supplicant cannot use it to control
the interface. You might be able to use WinPcap with this device (i.e.,
do not define CONFIG_USE_NDISUIO for the build).

Jouni Malinen                                            PGP id EFC895FA

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