I tried to use what you have out now and this is the error I got
Failed to generate mission
Internal error
chunk_1:(1005,4-133): attempt to index a nil value
context.theater/caucasus.lua
context.timePeriod/2000s.lua
context.rulesOfEngagement/conventionalwar.lua
context.playerCoalition/blue.lua
situation.intelligence/40buildingsAndSAMsOnly.lua
situation.jtac/20sometimes.lua
mission.distanceToTarget/0200nm.lua
mission.numberOfTargets/20afew.lua
options.randomFailures/10enabled.lua
context.coalitionBlue/usa.lua
context.coalitionRed/insurgents.lua
context.theaterCountries/00default.lua
environment.season/20summer.lua
mission.startLocation/alliedAirbase.lua
environment.timeOfDay/10dawn.lua
environment.weather/00random.lua
mission.task/strike.lua
situation.airDefense/30average.lua
situation.enemyFighters/30average.lua