wow needs to be running in 32bit mode.
to do this watch this video. it covers every possible way to get wow to start in 32 bit mode. https://www.youtube.com/watch?v=St0xz-gf0zg
after wow is started in 32bit mode, get fully logged in and in game, then start honorbuddy by right clicking "honorbuddy.exe" and clicking "Run as Administrator"
