VUSA price change off

It seems the VUSA price change was way off (19% down) when it was 0.1% up yesterday. Can it be rectified? Thanks.

You mean this? => https://stocks.cafe/stock/recent/VUSA/vanguard+s%26p+500+ucits+etf?exchange=XLON

I see Yahoo have similar data => https://finance.yahoo.com/quote/VUSA.L/history?p=VUSA.L

Can you give me your data source?