[gentoo-user] Re: X-forwarding fails with "Invalid MIT-MAGIC-COOKIE-1 key"

[Nikos Chantziaras]

Grant wrote:
> X-forwarding used to work for me but I haven't used it in a while and now I get:
>
> Warning: untrusted X11 forwarding setup failed: xauth key data not generated
> Warning: No xauth data; using fake authentication data for X11 forwarding.
> Xlib: connection to "localhost:10.0" refused by server
> Xlib: Invalid MIT-MAGIC-COOKIE-1 key
> Cannot open display:
>
> I have:
>
> # cat /etc/ssh/sshd_config | grep X11Forwarding
> X11Forwarding yes
>
> Does anyone know how to fix this?

First, ssh to the box without X forwarding and:

   rm ~/.Xauthority
   rm ~/.ICEauthority
   logout

Then try to ssh again with X forwarding enabled.  It should work.