error could not find any valid cell when entering tile

[StarlordKK]

Could not find any valid cell.
UnityEngine.StackTraceUtility:ExtractStackTrace ()
Verse.Log:Warning (string)
Vehicles.EnterMapUtilityVehicles:FindCenterCell (Verse.Map,Vehicles.VehicleDef,System.Predicate1<Verse.IntVec3>) Vehicles.EnterMapUtilityVehicles:GetEnterCellVehicle (Vehicles.VehicleCaravan,Verse.Map,RimWorld.Planet.CaravanEnterMode,System.Predicate1<Verse.IntVec3>)
Vehicles.EnterMapUtilityVehicles:EnterAndSpawn (Vehicles.VehicleCaravan,Verse.Map,RimWorld.Planet.CaravanEnterMode,RimWorld.Planet.CaravanDropInventoryMode,bool,System.Predicate1<Verse.IntVec3>) Vehicles.CaravanHandling:EnterMapVehiclesCatchAll1 (RimWorld.Planet.Caravan,Verse.Map,RimWorld.Planet.CaravanEnterMode,RimWorld.Planet.CaravanDropInventoryMode,bool,System.Predicate1<Verse.IntVec3>)
(wrapper dynamic-method) MonoMod.Utils.DynamicMethodDefinition:RimWorld.Planet.CaravanEnterMapUtility.Enter_Patch1 (RimWorld.Planet.Caravan,Verse.Map,RimWorld.Planet.CaravanEnterMode,RimWorld.Planet.CaravanDropInventoryMode,bool,System.Predicate`1<Verse.IntVec3>)
RimWorld.Planet.SettleInEmptyTileUtility/<>c__DisplayClass1_0:b__1 ()
Verse.LongEventHandler:RunEventFromAnotherThread (System.Action)
Verse.LongEventHandler/<>c:b__28_0 ()
System.Threading.ThreadHelper:ThreadStart_Context (object)
System.Threading.ExecutionContext:RunInternal (System.Threading.ExecutionContext,System.Threading.ContextCallback,object,bool)
System.Threading.ExecutionContext:Run (System.Threading.ExecutionContext,System.Threading.ContextCallback,object,bool)
System.Threading.ExecutionContext:Run (System.Threading.ExecutionContext,System.Threading.ContextCallback,object)
System.Threading.ThreadHelper:ThreadStart ()