WOW I did not know that, no wonder the guy did not answer when I asked him how to do that, I feel bad now for posting the link. I will report it on youtube..

Hey guys, I'm looking to emit light from volume using Direct Lighting Kernel as seen on this tutorial:

[link removed because it was from a questionable source]

Specular Material >> Medium
/ Scattering Medium >> Emission
/ Texture Emission >> Texture
/ RGB Spectrum

It doesn't seem to work, I ...

Hey guys, I had the same problem but it seems to be working fine when I change the priority from LOW to MEDIUM on the Settings/Devices, tell me if this works.