diff --git a/src/components/Canvas/DepthCanvas/manager/AISelectboxToolManager.ts b/src/components/Canvas/DepthCanvas/manager/AISelectboxToolManager.ts
index 7ac7371..a08ce87 100644
--- a/src/components/Canvas/DepthCanvas/manager/AISelectboxToolManager.ts
+++ b/src/components/Canvas/DepthCanvas/manager/AISelectboxToolManager.ts
@@ -221,12 +221,13 @@ export class AISelectboxToolManager {
 		if (!this.demoObject) return
 		const fobject = this.demoObject
 		this.clearDemoObject()
-		const canvas = getObjectAlphaToCanvas(fobject, null, 0, { r: 255, g: 0, b: 0, a: 255 });
+		const tcanvas = await this.createStaticCanvas(fobject)
+		const canvas = getObjectAlphaToCanvas(tcanvas, null, 0, { r: 255, g: 0, b: 0, a: 255 });
+		const arr = traceImageContour(canvas);
 		const scaleY = fobject.scaleY
 		const scaleX = fobject.scaleX
 		const top = fobject.top
 		const left = fobject.left
-		const arr = traceImageContour(canvas);
 		let minX = fobject.width;
 		let minY = fobject.height;
 		const str = arr.map((v) => {
diff --git a/src/components/Canvas/DepthCanvas/manager/events/CanvasEventManager.js b/src/components/Canvas/DepthCanvas/manager/events/CanvasEventManager.js
index c94c2a2..bdd0d42 100644
--- a/src/components/Canvas/DepthCanvas/manager/events/CanvasEventManager.js
+++ b/src/components/Canvas/DepthCanvas/manager/events/CanvasEventManager.js
@@ -753,6 +753,23 @@ export class CanvasEventManager {
 		this.canvas.on("object:removed", (e) => {
 			// updateLayers(e);
 		});
+		this.canvas.on("erasing:start", (e) => {
+			// console.log("erasing:start", e);
+		});
+		this.canvas.on("erasing:end", async (e) => {
+			// console.log("erasing:end", e);
+			const targets = e.targets;
+			var isRecord = false;
+			for (let i = 0; i < targets.length; i++) {
+				const target = targets[i];
+				const id = target?.info?.id;
+				if (id) {
+					isRecord = true;
+					await this.layerManager.updateLayerThumbnailsById(id)
+				}
+			}
+			if (isRecord) this.stateManager.recordState();
+		});
 	}
 	setupDoubleClickEvents() {
 		// 双击处理