I'm getting this error after upgrading to 9.0 online. Can anyone tell me how to fix. I don't have a lot of linux experience.
The following list covers which files have failed the integrity check. Please read
the previous linked documentation to learn more about the errors and how to fix
[core] => Array
[EXTRA_FILE] => Array
[html/index.html] => Array
[current] => a7150a5e551946918be264ac29419d6999d8b43484c75481766d5b31f09006263921299ec0e2f6657362a9033e746897129bb4796af2756ab7b143a4fdc822c2
[banner-en.jpg] => Array ( [expected] => [current] => 53e28160dc0bb798f8d974bb41d6d451c6596636ada577fe0532181628b519a8503757e26a1a41c2d92f3d9bd05119420506a8d08216f7fc47b15702541067a6 ) ) )