UnboundLocalError: local variable 'uploaded_file' referenced before assignment

[johnfelipe]

  File "/usr/local/lib/python3.8/dist-packages/streamlit/scriptrunner/script_runner.py", line 475, in _run_script
	exec(code, module.__dict__)
  File "/root/LazySlides/LazySlides/app.py", line 375, in <module>
	main()
  File "/root/LazySlides/LazySlides/app.py", line 311, in main
	with open(os.path.join("videof",uploaded_file.name),"wb") as f:
UnboundLocalError: local variable 'uploaded_file' referenced before assignment

and

UnboundLocalError: local variable 'uploaded_file' referenced before assignment
Traceback:
File "/usr/local/lib/python3.8/dist-packages/streamlit/scriptrunner/script_runner.py", line 475, in _run_script
	exec(code, module.__dict__)
File "/root/LazySlides/LazySlides/app.py", line 375, in <module>
	main()
File "/root/LazySlides/LazySlides/app.py", line 311, in main
	with open(os.path.join("videof",uploaded_file.name),"wb") as f:

how solved?

[SuryaCreatX]

I guess I missed a file. The file is videof. This file converts videos to ppt. You can refer pptx python library for the conversion.
Ill make sure ill rectify this error asap!!!
Thanks for letting me know. Have a great day.