Authentication Failed

hi i used honorbuddy for some time ago and now i wanted to start again and fist it went good then now it says like this. Log:

http://www.************.com
Version: 1.0.2.26
Logging in...
Forum is back online.
Gatherbuddy Sessions: 0/0
Honorbuddy Sessions: 0/0
Shared Sessions: 1/0
-------------------------------
You have not selected a valid instance of WoW to attach to!
Please restart Honorbuddy and choose a valid instance of WoW to use Honorbuddy with!
This version of Honorbuddy only supports WoW Build #14480
You are currently on build #0
-------------------------------

the thing is i tried to download the newest version but then it says

Logging in...

Buddy Sessions 0/0

Shared Sessions 0/0

Invalid Account Details

Authentication Failed!

And i'm using the right name and pass so why does it come up like this ? help me please..