update tips

app.py

@@ -116,7 +116,7 @@ with gr.Blocks() as demo:
         gr.Markdown(
             f"""# MV-Adapter [Image-to-Multi-View]
 Generate 768x768 multi-view images from a single image using SDXL <br>
-[[page](https://huanngzh.github.io/MV-Adapter-Page/)] [[repo](https://github.com/huanngzh/MV-Adapter)]
+[[page](https://huanngzh.github.io/MV-Adapter-Page/)] [[repo](https://github.com/huanngzh/MV-Adapter)] [Tips: if error occurs, wait for a few seconds and try again]
         """
         )