Luckperms: How to add prefix or suffix with "space"?

[netherstar]

example:
/perm user luck meta addprefix 100 &cthe great&r
won't work. Only "the" is set

[lucko]

Wrap the prefix in quotes.

/perm user luck meta addprefix "&cthe great&r"

[0H4rl3qu1n0]

This doesn't work

[Andre601]

This doesn't work

That doesn't give any info.
WHAT doesn't work?
WHAT did you try?

[Hissam1048v]

Actually that works