Same problem! 10 minutes ago i was able to let the bot play - restarted my pc - now it says wow version is to high for honorbuddy or this:
"We couldn't find a free WoW process to attach. Please make certain your toon is standing in game world and you are running latest version of Honorbuddy."
[17:09:14.485 N] Honorbuddy v2.6.15695.836 started.
[17:09:15.022 D] Reloading AssemblyLoader<BotBase> - Initializing bots
[17:09:15.022 D] Reloading AssemblyLoader<CombatRoutine> - Initializing routines
[17:09:15.026 D] Reloading AssemblyLoader<HBPlugin> - Initializing plugins
[17:10:05.101 N] Logging in...
[17:10:05.177 D] Logging in to BestLatency (37.187.151.148)
[17:10:07.276 N] T: 5247744428478556264 H: 2047598387
[17:10:11.448 N] We couldn't find a free WoW process to attach. Please make certain your toon is standing in game world and you are running latest version of Honorbuddy.