diff --git a/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts b/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts
index 39726526d..850aa498b 100644
--- a/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts
+++ b/apps/ai-game-creator-shell/src/view/ui-editor/useUiEditorPage.ts
@@ -1086,6 +1086,11 @@ export function useUiEditorSession(
             'import_local_project_image_assets',
             { projectPath, relativePaths },
           );
+          if (imported.assets.length !== relativePaths.length) {
+            throw new Error(
+              `本地资源登记结果数量不匹配：请求 ${relativePaths.length} 个，返回 ${imported.assets.length} 个`,
+            );
+          }
           for (const [assetIndex, asset] of imported.assets.entries()) {
             const normalizedAsset = {
               id: asset.id,