diff --git a/src/common/scripting/core/dynarrays.cpp b/src/common/scripting/core/dynarrays.cpp
index b4ead0bee..432e0158b 100644
--- a/src/common/scripting/core/dynarrays.cpp
+++ b/src/common/scripting/core/dynarrays.cpp
@@ -81,11 +81,11 @@ template<class T> int ArrayPop(T *self)
 	return self->Pop();
 }
 
-template<class T> void ArrayDelete(T *self, int index, int count)
+template<class T> void ArrayDelete(T *self, unsigned int index, int count)
 {
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -93,7 +93,7 @@ template<class T> void ArrayDelete(T *self, int index, int count)
 	}
 }
 
-template<class T, class U, int fill = 1> void ArrayInsert(T *self, int index, U val)
+template<class T, class U, int fill = 1> void ArrayInsert(T *self, unsigned int index, U val)
 {
 	int oldSize = self->Size();
 	self->Insert(index, static_cast<typename T::value_type>(val));
@@ -108,12 +108,12 @@ template<class T> void ArrayShrinkToFit(T *self)
 	self->ShrinkToFit();
 }
 
-template<class T> void ArrayGrow(T *self, int amount)
+template<class T> void ArrayGrow(T *self, unsigned int amount)
 {
 	self->Grow(amount);
 }
 
-template<class T, int fill = 1> void ArrayResize(T *self, int amount)
+template<class T, int fill = 1> void ArrayResize(T *self, unsigned int amount)
 {
 	int oldSize = self->Size();
 	self->Resize(amount);
@@ -125,12 +125,12 @@ template<class T, int fill = 1> void ArrayResize(T *self, int amount)
 	}
 }
 
-template<class T> unsigned int ArrayReserve(T *self, int amount)
+template<class T> unsigned int ArrayReserve(T *self, unsigned int amount)
 {
 	return self->Reserve(amount);
 }
 
-template<> unsigned int ArrayReserve(TArray<DObject*> *self, int amount)
+template<> unsigned int ArrayReserve(TArray<DObject*> *self, unsigned int amount)
 {
 	const unsigned int oldSize = self->Reserve(amount);
 	const unsigned int fillCount = self->Size() - oldSize;
@@ -207,11 +207,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Pop, ArrayPop<FDynArray_I8>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Delete, ArrayDelete<FDynArray_I8>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I8);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -223,7 +223,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Delete, ArrayDelete<FDynArray_I8>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Insert, ArrayInsert<FDynArray_I8 COMMA int>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I8);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(val);
 	ArrayInsert(self, index, val);
 	return 0;
@@ -239,7 +239,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, ShrinkToFit, ArrayShrinkToFit<FDynAr
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Grow, ArrayGrow<FDynArray_I8>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I8);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -247,7 +247,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Grow, ArrayGrow<FDynArray_I8>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Resize, ArrayResize<FDynArray_I8>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I8);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ArrayResize(self, count);
 	return 0;
 }
@@ -255,7 +255,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Resize, ArrayResize<FDynArray_I8>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I8, Reserve, ArrayReserve<FDynArray_I8>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I8);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(self->Reserve(count));
 }
 
@@ -325,11 +325,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Pop, ArrayPop<FDynArray_I16>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Delete, ArrayDelete<FDynArray_I16>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I16);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -341,7 +341,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Delete, ArrayDelete<FDynArray_I16>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Insert, ArrayInsert<FDynArray_I16 COMMA int>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I16);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(val);
 	ArrayInsert(self, index, val);
 	return 0;
@@ -357,7 +357,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, ShrinkToFit, ArrayShrinkToFit<FDynA
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Grow, ArrayGrow<FDynArray_I16>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I16);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -365,7 +365,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Grow, ArrayGrow<FDynArray_I16>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Resize, ArrayResize<FDynArray_I16>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I16);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ArrayResize(self, count);
 	return 0;
 }
@@ -373,7 +373,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Resize, ArrayResize<FDynArray_I16>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I16, Reserve, ArrayReserve<FDynArray_I16>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I16);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(self->Reserve(count));
 }
 
@@ -465,11 +465,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Pop, ArrayPop<FDynArray_I32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Delete, ArrayDelete<FDynArray_I32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I32);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -481,7 +481,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Delete, ArrayDelete<FDynArray_I32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Insert, ArrayInsert<FDynArray_I32 COMMA int>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I32);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(val);
 	ArrayInsert(self, index, val);
 	return 0;
@@ -497,7 +497,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, ShrinkToFit, ArrayShrinkToFit<FDynA
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Grow, ArrayGrow<FDynArray_I32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I32);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -505,7 +505,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Grow, ArrayGrow<FDynArray_I32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Resize, ArrayResize<FDynArray_I32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I32);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ArrayResize(self, count);
 	return 0;
 }
@@ -513,7 +513,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Resize, ArrayResize<FDynArray_I32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_I32, Reserve, ArrayReserve<FDynArray_I32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_I32);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(self->Reserve(count));
 }
 
@@ -583,11 +583,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Pop, ArrayPop<FDynArray_F32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Delete, ArrayDelete<FDynArray_F32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F32);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -599,7 +599,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Delete, ArrayDelete<FDynArray_F32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Insert, ArrayInsert<FDynArray_F32 COMMA double>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F32);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_FLOAT(val);
 	ArrayInsert(self, index, val);
 	return 0;
@@ -615,7 +615,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, ShrinkToFit, ArrayShrinkToFit<FDynA
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Grow, ArrayGrow<FDynArray_F32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F32);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -623,7 +623,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Grow, ArrayGrow<FDynArray_F32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Resize, ArrayResize<FDynArray_F32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F32);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ArrayResize(self, count);
 	return 0;
 }
@@ -631,7 +631,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Resize, ArrayResize<FDynArray_F32>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F32, Reserve, ArrayReserve<FDynArray_F32>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F32);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(self->Reserve(count));
 }
 
@@ -701,11 +701,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Pop, ArrayPop<FDynArray_F64>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Delete, ArrayDelete<FDynArray_F64>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F64);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -717,7 +717,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Delete, ArrayDelete<FDynArray_F64>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Insert, ArrayInsert<FDynArray_F64 COMMA double>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F64);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_FLOAT(val);
 	ArrayInsert(self, index, val);
 	return 0;
@@ -733,7 +733,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, ShrinkToFit, ArrayShrinkToFit<FDynA
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Grow, ArrayGrow<FDynArray_F64>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F64);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -741,7 +741,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Grow, ArrayGrow<FDynArray_F64>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Resize, ArrayResize<FDynArray_F64>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F64);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ArrayResize(self, count);
 	return 0;
 }
@@ -749,7 +749,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Resize, ArrayResize<FDynArray_F64>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_F64, Reserve, ArrayReserve<FDynArray_F64>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_F64);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(self->Reserve(count));
 }
 
@@ -819,11 +819,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Pop, ArrayPop<FDynArray_Ptr>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Delete, ArrayDelete<FDynArray_Ptr>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Ptr);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -835,7 +835,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Delete, ArrayDelete<FDynArray_Ptr>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Insert, ArrayInsert<FDynArray_Ptr COMMA void*>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Ptr);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_POINTER(val, void);
 	ArrayInsert(self, index, val);
 	return 0;
@@ -851,7 +851,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, ShrinkToFit, ArrayShrinkToFit<FDynA
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Grow, ArrayGrow<FDynArray_Ptr>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Ptr);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -859,7 +859,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Grow, ArrayGrow<FDynArray_Ptr>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Resize, ArrayResize<FDynArray_Ptr>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Ptr);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ArrayResize(self, count);
 	return 0;
 }
@@ -867,7 +867,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Resize, ArrayResize<FDynArray_Ptr>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Ptr, Reserve, ArrayReserve<FDynArray_Ptr>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Ptr);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(self->Reserve(count));
 }
 
@@ -962,11 +962,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Pop, ArrayPop<FDynArray_Obj>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Delete, ArrayDelete<FDynArray_Obj>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Obj);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -986,7 +986,7 @@ void ObjArrayInsert(FDynArray_Obj *self,int index, DObject *obj)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Insert, ObjArrayInsert)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Obj);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_OBJECT(val, DObject);
 	ObjArrayInsert(self, index, val);
 	return 0;
@@ -1002,7 +1002,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, ShrinkToFit, ArrayShrinkToFit<FDynA
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Grow, ArrayGrow<FDynArray_Obj>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Obj);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -1010,7 +1010,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Grow, ArrayGrow<FDynArray_Obj>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Resize, ArrayResize<FDynArray_Obj>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Obj);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ArrayResize(self, count);
 	return 0;
 }
@@ -1018,7 +1018,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Resize, ArrayResize<FDynArray_Obj>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_Obj, Reserve, ArrayReserve<FDynArray_Obj>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_Obj);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(ArrayReserve(self, count));
 }
 
@@ -1105,11 +1105,11 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Pop, ArrayPop<FDynArray_String>)
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Delete, ArrayDelete<FDynArray_String>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_String);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_INT(count);
-	if(index < 0 || index >= self->Size())
+	if(index >= self->Size())
 	{
-		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %i, Count = %i",self->Size(), index, count);
+		ThrowAbortException(X_ARRAY_OUT_OF_BOUNDS, "Trying to delete past end of Array, Size = %u, Index = %u, Count = %i",self->Size(), index, count);
 	}
 	else
 	{
@@ -1121,7 +1121,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Delete, ArrayDelete<FDynArray_St
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Insert, ArrayInsert<FDynArray_String COMMA const FString & COMMA 0>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_String);
-	PARAM_INT(index);
+	PARAM_UINT(index);
 	PARAM_STRING(val);
 	self->Insert(index, val);
 	return 0;
@@ -1137,7 +1137,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, ShrinkToFit, ArrayShrinkToFit<FD
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Grow, ArrayGrow<FDynArray_String>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_String);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Grow(count);
 	return 0;
 }
@@ -1145,7 +1145,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Grow, ArrayGrow<FDynArray_String
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Resize, ArrayResize<FDynArray_String COMMA 0>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_String);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	self->Resize(count);
 	return 0;
 }
@@ -1153,7 +1153,7 @@ DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Resize, ArrayResize<FDynArray_St
 DEFINE_ACTION_FUNCTION_NATIVE(FDynArray_String, Reserve, ArrayReserve<FDynArray_String>)
 {
 	PARAM_SELF_STRUCT_PROLOGUE(FDynArray_String);
-	PARAM_INT(count);
+	PARAM_UINT(count);
 	ACTION_RETURN_INT(self->Reserve(count));
 }