Volumetric Lighting in Blender HELP

Hello I’ve been trying to follow this tutorial on Volumetric Lighting in blender and i’m getting a strange problem

Following this tutorial:https://www.youtube.com/watch?v=AXjE-t6dFZ8&t=165s

Getting this result




Any advice on how to fix this?

Reduce the density of the Volume Scatter node. Try something very low like 0.1.