WPA: 4-Way Handshake failed

[Helmut Schaa]

On Wed, Nov 10, 2010 at 1:21 PM,  <fberger at florian-berger.de> wrote:
> There's two MS Windows boxes running flawlessly with the access point.
> There is no MAC blocking or anything. But still "WPA: 4-Way Handshake
> failed - pre-shared key may be incorrect" - no idea why this happens.
>
> Any pointers where to start getting this to work?

Just a shot in the dark: does your psk contain any special characters?
I once had an issue with a really old AP which encoded the psk differently
than my client (I can't remember which character was causing problems).

Helmut