ok this is my first map the name is aargona:desert

ok first i need help for change the geonosis sky in to tatooine sky
i have applied tis changes in skyfile
PC()
{
TerrainBumpTexture("tat1_bump.tag", 1.0);
}



DomeModel()
{
Geometry("tat1_sky_dome");
}

DomeModel()
{
Geometry("tat1_skyrocks_01");
Offset(-20.0);
MovementScale(0.995);
}
DomeModel()
{
Geometry("tat1_skyrocks_01");
Offset(-20.0);
MovementScale(0.995);
}
DomeModel()
{
Geometry("geo_sky_dome_rim");
Offset(10.0);
MovementScale(0.995);
}

LowResTerrain()
{
Texture("geo1");
PatchResolution(7);
FogNear(300.0);
FogFar(700.0);
FogColor(142,82,38, 128);
DetailTexture("geo1_far_detail");
DetailTextureScale(0.25);
}
}


//Big rep flyer
SkyObject()
{
Geometry("rep_fly_assault_DOME");
NumObjects(2);
Height(200, 300);
VelocityZ(20, 50);
Distance(1500);
InDirectionFactor(2);
}

//Rep fighters
SkyObject()
{
Geometry("rep_fly_gunship_DOME");
NumObjects(20);
Height(80, 140);
VelocityZ(80, 120);
VelocityY(-10, 10);
Distance(600);
InDirectionFactor(0.5);
}

//CIS fighters
SkyObject()
{
Geometry("cis_fly_droidfighter_DOME");
NumObjects(20);
Height(80, 140);
VelocityZ(80, 100);
VelocityY(-10, 10);
Distance(300);
InDirectionFactor(0.5);
}

//CIS rockets
SkyObject()
{
Geometry("cis_fly_techounion_DOME");
NumObjects(8);
Height(0, 0);
VelocityY(10, 12);
Acceleration(0.0, 2.0, 0.0);
Distance(1000);
LifeTime(80.0);


second, what write in mission eula about memorypoolsize for hail fire droid?

Venom wrote: PC()
{
TerrainBumpTexture("tat1_bump.tag", 1.0);
}

First off I think that tat1_bump.tag needs to be tat1_bump.tga.
Give that a go and then make sure you clean before mungeing.

Check if "tat1_sky_dome.msh" and "tat1_bump.tga" are in your map's "World1" folder...