I couldn't get my Cougar to work with Diaspora. It is the only FS2 mod that didn't.
Did you check for key conflicts in-game? It took me a couple hours to get everything ironed out with my Warthog, TARGET, and Diaspora.
" And any man who may be asked in this century what he did to make his life worthwhile, I think can respond with a good deal of pride and satisfaction: 'I served in the United States Navy.'"- John F. Kennedy
"NUKE-ular. It's pronounced NUKE-ular."- Homer Simpson
AMD FX-8350 Vishera @ 4.0 Ghz ASUS Sabertooth 990FX R2.0 2x 8GB Corsair Vengeance DDR3 @ 1600 Sapphire Radeon HD 7850 2GB CM Storm Series Trooper Samsung 840 series 500 GB OS/ Game drive WD Green 2TB Media Drive Thermaltake Black Widow 850W PSU