Rift

I cant complete the Elven Oracle quest. i Talk with Manuel and he sends me to Allana ... when i talk to her lizardman spawn i kill them ... after quest moves to the step that she is scared and i have to go to Manuel again .. i go to him speak with him he sends me back to allana saying i have to protect her ... i talk with her she spawns the lizardmans again ... i kill them and after that nothing ... quest doesnt progress ... she says i have to go back to Manuel .. but nothing helps.