Flying vehicle stuck on ground

//-----------------------------------------------------------------------------
// Flying Vehicle Shape File
//-----------------------------------------------------------------------------

datablock FlyingVehicleData(UitvindersToestel)
{
    spawnOffset               	= "0 0 2";
    emap                      	= true;
    category                  	= "Player";
    shapeFile                 	= "~/data/shapes/buggy/buggy.dts";  // Shape File
    //shapeFile                 	= "~/data/shapes/vliegtuig/vliegtuig.dts";  // Shape File
    multipassenger            	= false;
    computeCRC                	= true;
                	
    //debrisShapeName     = "~/data/shapes/vehicles/tkfighter_debris.dts";
    //debris                        = FighterShapeDebris;
    //renderWhenDestroyed     = false;

    drag                      	= 0.25;
    density                   	= 1.0;

// Mounting Details
    numMountPoints           	= 1;
    maxMountSpeed           	= 0.1;
    mountDelay                  = 8;
    dismountDelay              	= 1;
    stationaryThreshold      	= 0.5;
    maxDismountSpeed      		= 0.1;
    mountPose[0] 				= "Sitting";
    mountPointTransform[0] 		= "0 0 0 0 0 1 0";
    isProtectedMountPoint[0]  	= false;
    minMountDist				= 2;

// Camera Settings
    cameraOffset                = 1.5;  // Vertical offset from camera mount point
	cameraMaxDist            	= 16;
	cameraOffset              	= 3.65;
	cameraLag                  	= 0.1;
    cameraRoll                  = false; // Roll the camera with the vehicle

// Explosions                 = FighterVehicleExplosion; // Particle Data?
    explosionDamage           	= 10.5;
    explosionRadius           	= 15.0;

    maxDamage                 	= 50.40;
    destroyedLevel            	= 50.40;

// Afterburner and any energy weapon pool        			
    energyPerDamagePoint      = 160;
    maxEnergy                 = 280;
    rechargeRate              = 0.8;

    minDrag                   = 40; // Linear Drag (eventually slows you down when not thrusting...constant drag)
    rotationalDrag            = 20; // Anguler Drag (dampens the drift after you stop moving the mouse...also tumble drag)

    maxAutoSpeed	          = 10; // Autostabilizer kicks in when less than this speed. (meters/second)
    autoAngularForce          = 400; // Angular stabilizer force (this force levels you out when autostabilizer kicks in)
    autoLinearForce           = 300; // Linear stabilzer force (this slows you down when autostabilizer kicks in)
    autoInputDamping          = 0.55; // Dampen control input so you don't' whack out at very slow speeds

// Maneuvering
    maxSteeringAngle          = 2; // Max radiens you can rotate the wheel. Smaller number is more maneuverable.
    horizontalSurfaceForce    = 20; // Horizontal center "wing" (provides "bite" into the wind for climbing/diving and turning)

    verticalSurfaceForce      = 20; // Vertical center "wing" (controls side slip. lower numbers make MORE slide.)
    maneuveringForce          = 6400; // Horizontal jets (W,S,D,A key thrust)
    steeringForce             = 500; // Steering jets (force applied when you move the mouse)
    steeringRollForce         = 200; // Steering jets (how much you heel over when you turn)
    rollForce        		  = 10; // Auto-roll (self-correction to right you after you roll/invert)
    hoverHeight        		  = 0.5; // Height off the ground at rest
    createHoverHeight         = 0.5; // Height off the ground when created
    maxForwardSpeed        	  = 30; // speed in which forward thrust force is no longer applied (meters/second)
	
// Turbo Jet
    jetForce        		  = 3000; // Afterburner thrust (this is in addition to normal thrust)
    minJetEnergy        	  = 28; // Afterburner can't be used if below this threshhold.
    jetEnergyDrain        	  = 2.8; // Energy use of the afterburners (low number is less drain...can be fractional)
    vertThrustMultiple        = 3.0; // Auto stabilize speed

// Rigid body
    mass                      = 100; // Mass of the vehicle
    integration               = 3; // Physics integration: TickSec/Rate
    collisionTol              = 0.6; // Collision distance tolerance
    contactTol                = 0.4; // Contact velocity tolerance

    bodyFriction              = 0; // Don't mess with this.
    bodyRestitution           = 0.8; // When you hit the ground, how much you rebound. (between 0 and 1)
    minRollSpeed              = 2000; // Don't mess with this.
    softImpactSpeed           = 3; // Sound hooks. This is the soft hit.
    hardImpactSpeed        	  = 15;// Sound hooks. This is the hard hit.

// Ground Impact Damage (uses DamageType::Ground)
    minImpactSpeed        	  = 10; // If hit ground at speed above this then it's an impact. Meters/second
    speedDamageScale          = 0.06;

// Object Impact Damage (uses DamageType::Impact)
    collDamageThresholdVel    = 23.0;
    collDamageMultiplier      = 0.02;

// Contrails
    minTrailSpeed        		= 15;      // The speed your contrail shows up at.
    trailEmitter        		= FighterContrailEmitter;
    forwardJetEmitter       	= FighterFJetEmitter;
    downJetEmitter        		= FighterDJetEmitter;

//Sounds
    jetSound        			= FighterThrustSound;
    engineSound        	    	= FighterEngineSound;
    //softImpactSound        				= FighterSoftImpactSound;
    //hardImpactSound        			= FighterHardImpactSound;

    //softSplashSoundVelocity			= 10.0;
    //mediumSplashSoundVelocity		= 15.0;
    //hardSplashSoundVelocity			= 20.0;
    //exitSplashSoundVelocity			= 10.0;

    //exitingWater        				= FighterExitWaterMediumSound;
    //impactWaterEasy        			= FighterImpactWaterSoftSound;
    //impactWaterMedium       			= FighterImpactWaterMediumSound;
    //impactWaterHard        			= FighterImpactWaterMediumSound;
    //waterWakeSound        			= FighterWakeMediumSplashSound;

//  dustEmitter        	      				= FighterLiftoffDustEmitter;

    triggerDustHeight         	= 4.0;
    dustHeight        			= 1.0;

//  damageEmitter[0]          = LightDamageSmoke;
//  damageEmitter[1]          = HeavyDamageSmoke;
//  damageEmitter[2]          = MediumDamageSmoke;

    damageEmitterOffset[0]	= "0.0 -3.0 0.0 ";
    damageLevelTolerance[0]	= 0.3;
    damageLevelTolerance[1]	= 0.7;
    numDmgEmitterAreas      = 3;
        		
// Weapons and Ammo
    //max[RocketAmmo]        	= 1000;

    //splashEmitter[0]        = VehicleFoamDropletsEmitter;
    //splashEmitter[1]        = VehicleFoamEmitter;

    //shieldImpact        	= VehicleShieldImpact;

    //cmdCategory        	= "Tactical";
    //cmdIcon        		= CMDFlyingScoutIcon;
    //cmdMiniIconName        	= "commander/MiniIcons/com_scout_grey";
    //targetNameTag        	= 'Fighter';
    //targetTypeTag        	= 'FlyingVehicle';
    //sensorData        	= AWACPulseSensor;
    //sensorRadius        	= AWACPulseSensor.detectRadius;
    //sensorColor        	= "255 194 9";
                	
    checkRadius               = 5.5;
    observeParameters         = "0 0 1";
    shieldEffectScale         = "0.937 1.125 0.60";
};

function FlyingVehicleData::create(%block)
{
   %obj = new FlyingVehicleData() {
      dataBlock = %block;
   };
   return(%obj);
}