Acolyte Wrait trying to consume Shaman totems

I played with my friend in group, i play thorn totem shaman build and he play Acolyte with some wraits, his build is based about his wrait consume other units to get dmg, and when we play in group, his wrait is trying to consume my totems and do nothing, hes just stuck trying to eat them…

seems to be a bug so please report it in the bug section of the forum