Bug Atziris temple, Zotlec boss stuck and immortal, cant finish temple

So I run the Atziris temple, This time is the first time Doriany is present at start.
In last room there are 2 boss, i kill first one but Zotlec, High priest is stuck in a fountain type animation and cant be damaged.
So now i cant finish this temple.
I play blood magic witch, good PC.

Plz look into