Now I`m using 2.5.1 version of UP (G&K) and G&K Enhanced Mod (v1.13.4) (v 1)
Also I using the modifications (lots of, but problems appear after using UP and G&K EM):
The Motherland Calls (v 3)
TreeGrowth (G-K) (v 7)
Units - Population (v 4)
The Sphinx Wonder (G-K) (v 5)
Foreign Trade Routes (v 5)
InfoAddict (v 19)
Amer-Asian Resources (v 4)
Arecibo Observatory Wonder (v 2)
Barbarians - Unlimited Exp (v 2)
Beyond the future (v 9)
Capture Great People (v 1)
City Limits (v 3)
Civ5 Gold Rush (v 4)
Colored Religions (v 3)
Combat Medic (v 3)
Ethnic Units (v 17)
Expanded Civlopedia Entries (Gods and Kings) (v 3)
Great Heroes (v 1)
Helicopter Gunship (v 1)
Hulfgars Postmodern Expansion (v 6)
Industrial Steel (v 5)
Jurassic Park + Genetic Engineering Mod (v 4)
Krakatoa Fix (v 100)
Mechanized Infantry with soldiers, Resized (v 1)
More Mercantile Mod (v 1)
Nuclear Fission Reactor Plant (v 3)
Palm Jumeirah Wonder (v 2)
PerfectWorld3 (v 1)
Promotions - Expansion Pack (v 5)
R.E.D. Modpack (v 25)
Really Advanced Setup (v 5)
Reforestation (v 5)
Religion - Improved Customization (v 14)
Ressource - Mint Include Copper (v 2)
Skyscrapers (v 4)
Sniper mod (v 8)
Spy planes (v 21)
Supercarrier (v 1)
Tactical Nuclear Missile (v 2)
Terrain - Polder Extension (v 3)
Terrain - Poor Tiles Tweak (v 1)
Terrain - Terrace Farm Extension (v 2)
The Olympic Games (v 2)
Useful Oil Mod (v 7)