DarkRP Level system problem

Hello Facepunch, I’m incorporating a leveling system into my DarkRP server and it has worked so far except ULX shows up, but doesn’t seem to work.
I’m getting this problem

function ulx.setLevel(calling_ply, target_ply, level)
if not level then ULib.tsayError(“Level not specified!”) return end
if target_ply.DarkRPUnInitialized then return end
DarkRP.notify(target_ply, 0,4,calling_ply:Nick() … " set your level to "…level)
ulx.fancyLogAdmin(calling_ply, true, “#A set the level of #T to #i”, target_ply, level)

the console says that on this line: DarkRP.storeXPData(target_ply,level,1)
that this is a nil value

I’m quite new to the whole server thing and it would be a big help if I had it so I can set levels to test things out.

[editline]17th March 2015[/editline]

I just realized that this isn’t a place to ask for help. I’m sorry and I am hoping an admin will move this. Thank you.

Snip (He realized that this is the wrong place)