diff --git a/src/nodes/data.rs b/src/nodes/data.rs
index c735cf4..c8af84e 100644
--- a/src/nodes/data.rs
+++ b/src/nodes/data.rs
@@ -14,7 +14,7 @@ impl PulseSender {
 	pub fn add_to(node: &RcCell<Node>) -> Result<()> {
 		ensure!(
 			node.borrow().spatial.is_some(),
-			"Node does not have a spatial attached!"
+			"Internal: Node does not have a spatial attached!"
 		);
 
 		let sender = PulseSender {};
diff --git a/src/nodes/field.rs b/src/nodes/field.rs
index 749901d..d6a9989 100644
--- a/src/nodes/field.rs
+++ b/src/nodes/field.rs
@@ -157,11 +157,11 @@ impl BoxField {
 	pub fn add_to(node: &RcCell<Node>, size: Vec3) -> Result<()> {
 		ensure!(
 			node.borrow().spatial.is_some(),
-			"Node does not have a spatial attached!"
+			"Internal: Node does not have a spatial attached!"
 		);
 		ensure!(
 			node.borrow().field.is_none(),
-			"Node already has a field attached!"
+			"Internal: Node already has a field attached!"
 		);
 		let box_field = BoxField {
 			space: node.borrow().spatial.as_ref().unwrap().clone(),
@@ -218,11 +218,11 @@ impl CylinderField {
 	pub fn add_to(node: &RcCell<Node>, length: f32, radius: f32) -> Result<()> {
 		ensure!(
 			node.borrow().spatial.is_some(),
-			"Node does not have a spatial attached!"
+			"Internal: Node does not have a spatial attached!"
 		);
 		ensure!(
 			node.borrow().field.is_none(),
-			"Node already has a field attached!"
+			"Internal: Node already has a field attached!"
 		);
 		let cylinder_field = CylinderField {
 			space: node.borrow().spatial.as_ref().unwrap().clone(),
@@ -285,11 +285,11 @@ impl SphereField {
 	pub fn add_to(node: &RcCell<Node>, radius: f32) -> Result<()> {
 		ensure!(
 			node.borrow().spatial.is_some(),
-			"Node does not have a spatial attached!"
+			"Internal: Node does not have a spatial attached!"
 		);
 		ensure!(
 			node.borrow().field.is_none(),
-			"Node already has a field attached!"
+			"Internal: Node already has a field attached!"
 		);
 		let sphere_field = SphereField {
 			space: node.borrow().spatial.as_ref().unwrap().clone(),
diff --git a/src/nodes/spatial.rs b/src/nodes/spatial.rs
index 3893d83..938749f 100644
--- a/src/nodes/spatial.rs
+++ b/src/nodes/spatial.rs
@@ -23,7 +23,7 @@ impl Spatial {
 	) -> Result<Rc<Spatial>> {
 		ensure!(
 			node.borrow_mut().spatial.is_none(),
-			"Node already has a Spatial aspect!"
+			"Internal: Node already has a Spatial aspect!"
 		);
 		let spatial = Spatial {
 			// node: node.downgrade(),