This is the other associated error i think
Script error in addRequiredDensityMapValue: Density map must match the size of the ground terrain detail. LUA call stack: =[C]:-1 addRequiredDensityMapValue =dataS/scripts/vehicles/specializations/AIImplement.lua:1124 createFieldCropsQuery =dataS/scripts/vehicles/specializations/AIImplement.lua:995 getFieldCropsQuery =dataS/scripts/vehicles/ai/AIVehicleUtil.lua:650 getAIAreaOfVehicle =dataS/scripts/vehicles/ai/AIDriveStrategyFieldCourse.lua:189 =dataS/scripts/field/course/ai/AIFieldCourse.lua:200 getIsSegmentAreaValid =dataS/scripts/field/course/ai/AIFieldCourse.lua:495 updateSegmentInitialization =dataS/scripts/field/course/ai/AIFieldCourse.lua:262 update =dataS/scripts/vehicles/ai/AIDriveStrategyFieldCourse.lua:222 update =dataS/scripts/vehicles/specializations/AIFieldWorker.lua:307 onUpdate =dataS/scripts/specialization/SpecializationUtil.lua:56 raiseEvent =dataS/scripts/vehicles/Vehicle.lua:2006 update =dataS/scripts/network/NetworkNode.lua:181 updateActiveObjects =dataS/scripts/network/Server.lua:64 update =dataS/scripts/BaseMission.lua:1019 update =dataS/scripts/FSBaseMission.lua:1909 update =dataS/scripts/mission00.lua:663 update =dataS/scripts/main.lua:1222 update