⚠️ Fixed Parentless Cubes Silently Failing

Author: SnaveSutit

src/systems/exporter.ts

@@ -10,6 +10,8 @@ import { compileDataPack } from './datapackCompiler'
 import { compileResourcePack } from './resourcepackCompiler'
 import { renderRig, hashRig } from './rigRenderer'
 
+export class IntentionalExportError extends Error {}
+
 async function actuallyExportProject() {
 	const aj = Project!.animated_java
 	const dialog = openExportProgressDialog()
@@ -92,6 +94,14 @@ async function actuallyExportProject() {
 	} catch (e: any) {
 		console.error(e)
 		dialog.close(0)
+		if (e instanceof IntentionalExportError) {
+			Blockbench.showMessageBox({
+				title: translate('misc.failed_to_export.title'),
+				message: e.message,
+				buttons: [translate('misc.failed_to_export.button')],
+			})
+			return
+		}
 		openUnexpectedErrorDialog(e as Error)
 	}
 }

src/systems/rigRenderer.ts

@@ -23,6 +23,7 @@ import * as crypto from 'crypto'
 import { JsonText } from './minecraft/jsonText'
 import { VanillaItemDisplay } from '../outliner/vanillaItemDisplay'
 import { VanillaBlockDisplay } from '../outliner/vanillaBlockDisplay'
+import { IntentionalExportError } from './exporter'
 
 export interface IRenderedFace {
 	uv: number[]
@@ -690,7 +691,9 @@ export function renderRig(modelExportFolder: string, textureExportFolder: string
 			const display = renderBlockDisplay(node, rig)
 			if (display) rootNode.children.push(display)
 		} else if (node instanceof Cube) {
-			console.error(`Encountered cube in root of outliner:`, node)
+			throw new IntentionalExportError(
+				`Cubes cannot be exported as root nodes. Please parent them to a bone. (Found '${node.name}' outside of a bone)`
+			)
 		} else {
 			console.warn(`Encountered unknown node type:`, node)
 		}