VLC is unable to open the MRL 'bluray:///dev/sr0'

I’m try play a bluray dvd with VLC, and getting the following error:
VLC is unable to open the MRL ‘bluray:///dev/sr0’
Any ideas?

There may be some tips in the documentation about Blu-rays, since their DRMs are a pain to deal with AFAIK.
https://wiki.archlinux.org/index.php/Blu-ray