'this error occurs only with some stocks, for instance with NFLX, KO or MCD, but not with AAPL or INFy both with yfinance 0.1.63 and 0.1.69, pandas 1.2.3 or 1.4'
import yfinance as yf
from pandas_datareader import data
import os
import numpy as np
import pandas as pd
aapl = yf.download('NFLX', start="2019-01-01", end="2022-01-28")
#aapl = data.DataReader("^VIX", start='2021-1-1', end='2022-01-28', data_source='yahoo')
print(aapl.tail())