cannot import name 'Undefined' from 'pydantic.fields after add the roop extension

[ForLuna1998]

Using cached protobuf-5.27.3-cp310-abi3-win_amd64.whl (426 kB) Using cached pydantic-2.8.2-py3-none-any.whl (423 kB) Installing collected packages: protobuf, pydantic Attempting uninstall: protobuf Found existing installation: protobuf 3.20.0 Uninstalling protobuf-3.20.0: Successfully uninstalled protobuf-3.20.0 Attempting uninstall: pydantic Found existing installation: pydantic 1.10.17 Uninstalling pydantic-1.10.17: Successfully uninstalled pydantic-1.10.17 Successfully installed protobuf-5.27.3 pydantic-2.8.2 Launching Web UI with arguments: Traceback (most recent call last): File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\launch.py", line 48, in main() File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\launch.py", line 44, in main start() File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\modules\launch_utils.py", line 465, in start import webui File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\webui.py", line 13, in initialize.imports() File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\modules\initialize.py", line 23, in imports import gradio # noqa: F401 File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\gradio__init.py", line 3, in import gradio.components as components File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\gradio\components__init__.py", line 1, in from gradio.components.annotated_image import AnnotatedImage File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\gradio\components\annotated_image.py", line 13, in from gradio.components.base import IOComponent, _Keywords File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\gradio\components\base.py", line 20, in from fastapi import UploadFile File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\fastapi\init__.py", line 7, in from .applications import FastAPI as FastAPI File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\fastapi\applications.py", line 15, in from fastapi import routing File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\fastapi\routing.py", line 22, in from fastapi import params File "C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\fastapi\params.py", line 4, in from pydantic.fields import FieldInfo, Undefined ImportError: cannot import name 'Undefined' from 'pydantic.fields' (C:\Users\Long'Min\Desktop\yd\stable-diffusion-webui\venv\lib\site-packages\pydantic\fields.py)

[Comput3rUs3r]

Having the same error. I used to use this extension last year and worked fine. I just tried to use with a new a1111 installation and this is what is happening.

[william20210206]

use Reactor, roop got some thing wrong these days, and for a long time didn't have a update