AttributeError: 'NoneType' object has no attribute 'strip'

[docholiday]

Hi there, I wanted to give your tool a try, but I'm running in the error in the title.

Traceback:

File "/home/adminuser/venv/lib/python3.9/site-packages/streamlit/runtime/scriptrunner/script_runner.py", line 552, in _run_script
exec(code, module.dict)
File "/mount/src/csv-ai/app.py", line 274, in
main()
File "/mount/src/csv-ai/app.py", line 263, in main
summary(model_name=model_name, temperature=temperature, top_p=top_p, freq_penalty=freq_penalty)
File "/mount/src/csv-ai/app.py", line 124, in summary
data = loader.load()
File "/home/adminuser/venv/lib/python3.9/site-packages/langchain/document_loaders/csv_loader.py", line 62, in load
content = "\n".join(f"{k.strip()}: {v.strip()}" for k, v in row.items())
File "/home/adminuser/venv/lib/python3.9/site-packages/langchain/document_loaders/csv_loader.py", line 62, in
content = "\n".join(f"{k.strip()}: {v.strip()}" for k, v in row.items())

Do you have any idea what the problem might be?