2 wow account on 1 Bnet, launcher wont work please help

as title i got 2 wow account on 1 bnet, and if i login by the wow started from HB launcher i get #104 error, but the Bnet launcher works...

how to solve this ...please help

if i login HB on the one start by Bnet launcher i got following:

"Honorbuddy v2.5.12061.757 started.

Logging in...

T: 5247207590940709201 H: 710480890"



and nothing happens

2 wow account on 1 Bnet, launcher wont work please help