[1.JG42_Nephris]

Same here, tested it due your initial post of conflicts withHSFX and had no problems.
Did u follow the ReadMe hints?
So the campaign is playable with

Vanilla 4.09
UP2.1n
HSFX 4.1
AAA 2.5

How did u install the campaign?
What happens?
cant u choose the campaign?
cant u even see the campaign?
...