AttributeError: module 'gradio' has no attribute 'themes'

How do I fix this error?

I’m trying to install this and it wont launch. I think it has something to do with my old stabil diffusion install.

D:\AISoftware\RVC-beta0717>runtime\python.exe infer-web.py --pycmd runtime\python.exe --port 7897
Found GPU NVIDIA GeForce GTX 970
Set fp16_run to false in 32k.json
Set fp16_run to false in 40k.json
Set fp16_run to false in 48k.json
Use Language: en_US
Traceback (most recent call last):
File “D:\AISoftware\RVC-beta0717\infer-web.py”, line 1973, in
with gr.Blocks(theme=gr.themes.Soft(), title=‘Mangio-RVC-Web :computer:’) as app:
AttributeError: module ‘gradio’ has no attribute ‘themes’

D:\AISoftware\RVC-beta0717>pause
Press any key to continue . . .