diff --git a/components/scene-fusion-view.tsx b/components/scene-fusion-view.tsx
index 77a2bc6..895ca7e 100644
--- a/components/scene-fusion-view.tsx
+++ b/components/scene-fusion-view.tsx
@@ -122,7 +122,7 @@ export function SceneFusionView({ onBack, initialProductImage, initialProductNam
   };
 
   const handleProductPreviewError = () => {
-    if (productImage && productImagePreview !== productImage) {
+    if (!productPreviewObjectUrlRef.current && productImage && productImagePreview !== productImage) {
       updateProductPreview(productImage);
     }
   };
@@ -210,7 +210,9 @@ export function SceneFusionView({ onBack, initialProductImage, initialProductNam
       const uploadedUrl = await uploadProductImageFile(file);
       if (uploadId === productUploadIdRef.current) {
         setProductImage(uploadedUrl);
-        updateProductPreview(uploadedUrl);
+        if (!productPreviewObjectUrlRef.current) {
+          updateProductPreview(uploadedUrl);
+        }
         toast.success("产品图上传成功");
       }
     } catch (error) {