Index: binaries/data/mods/public/simulation/components/StatusBars.js
===================================================================
--- binaries/data/mods/public/simulation/components/StatusBars.js
+++ binaries/data/mods/public/simulation/components/StatusBars.js
@@ -244,33 +244,33 @@
 	if (!this.enabled)
 		return 0;
 
-	let cmpCapturable = QueryMiragedInterface(this.entity, IID_Capturable);
+	const cmpCapturable = QueryMiragedInterface(this.entity, IID_Capturable);
 	if (!cmpCapturable)
 		return 0;
 
-	let cmpOwnership = QueryMiragedInterface(this.entity, IID_Ownership);
+	const cmpOwnership = Engine.QueryInterface(this.entity, IID_Ownership);
 	if (!cmpOwnership)
 		return 0;
 
-	let owner = cmpOwnership.GetOwner();
+	const owner = cmpOwnership.GetOwner();
 	if (owner == INVALID_PLAYER)
 		return 0;
 
 	this.usedPlayerColors = true;
-	let capturePoints = cmpCapturable.GetCapturePoints();
+	const capturePoints = cmpCapturable.GetCapturePoints();
 
 	// Size of health bar (in world-space units)
-	let width = +this.template.BarWidth;
-	let height = +this.template.BarHeight;
+	const width = +this.template.BarWidth;
+	const height = +this.template.BarHeight;
 
 	// World-space offset from the unit's position
-	let offset = { "x": 0, "y": +this.template.HeightOffset, "z": 0 };
+	const offset = { "x": 0, "y": +this.template.HeightOffset, "z": 0 };
 
-	let setCaptureBarPart = function(playerID, startSize)
+	const setCaptureBarPart = function(playerID, startSize)
 	{
-		let c = QueryPlayerIDInterface(playerID).GetDisplayedColor();
-		let strColor = (c.r * 255) + " " + (c.g * 255) + " " + (c.b * 255) + " 255";
-		let size = width * capturePoints[playerID] / cmpCapturable.GetMaxCapturePoints();
+		const c = QueryPlayerIDInterface(playerID).GetDisplayedColor();
+		const strColor = (c.r * 255) + " " + (c.g * 255) + " " + (c.b * 255) + " 255";
+		const size = width * capturePoints[playerID] / cmpCapturable.GetMaxCapturePoints();
 
 		cmpOverlayRenderer.AddSprite(
 			"art/textures/ui/session/icons/capture_bar.png",
@@ -285,7 +285,7 @@
 
 	// First handle the owner's points, to keep those points on the left for clarity
 	let size = setCaptureBarPart(owner, -width / 2);
-	for (let i in capturePoints)
+	for (const i in capturePoints)
 		if (i != owner && capturePoints[i] > 0)
 			size = setCaptureBarPart(i, size);
 
Index: binaries/data/mods/public/simulation/helpers/Player.js
===================================================================
--- binaries/data/mods/public/simulation/helpers/Player.js
+++ binaries/data/mods/public/simulation/helpers/Player.js
@@ -254,9 +254,14 @@
  */
 function QueryMiragedInterface(ent, iid)
 {
-	let cmpMirage = Engine.QueryInterface(ent, IID_Mirage);
+	const cmpMirage = Engine.QueryInterface(ent, IID_Mirage);
 	if (cmpMirage && !cmpMirage.Mirages(iid))
+	{
+		warn("Attempted to query miraged interface " + iid + ", which does not exist");
+		// Print out the stack because the above is a little useless (numeric value).
+		warn(new Error().stack);
 		return null;
+	}
 	else if (!cmpMirage)
 		return Engine.QueryInterface(ent, iid);