if you're within the range of another network that is in your connection list, your 3ds will connect to that. that is the primary reason why you should remove that connection.
have you tried removing the saved connection?
if you get streetpasses that way it should be fine.
according to a quick search your wifi stick should be able to use hostednetwork.
i can only tell you what works for me to fix this error, which is going into device manager and disabling and reenabling my network adapters.
guess i have to put win 7 on my laptop then to see if it is a problem with win 8.
edit: also did you update to 9.5.0-22e?
edit2: works on win7
what a shame it doesn't work on win8 though for me :/
we're not the only ones.
op of this post: http://www.glaciergaming.co.uk/articles/640/homepass-for-3ds-version-94-on-windows
also has the same issues we have for 4 days now.
are you sure it is working for you? cause it sure enough isn't for me.
and yes, my wifi dongle is able to be used as an...
i had the exact same issue with one of my internet dongles.
one worked, one didn't.
did you ensure that the shared connection has been set up properly?
the one that worked showed it had internet access but it wouldn't recieve packages.
also i fear that the nzone.exe method isn't working...