Problem OC IntegrityCheck Exceptions InvalidSignatureException

How do I fix this error?
Some files failed the integrity check. For more information on how to fix this, see the documentation :arrow_upper_right:. (List of invalid files … / Rescan …)

Technical information

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
them.

Results

  • core
    • EXCEPTION
      • OC\IntegrityCheck\Exceptions\InvalidSignatureException
      • Signature could not get verified.

Raw output

Array
(
[core] => Array
(
[EXCEPTION] => Array
(
[class] => OC\IntegrityCheck\Exceptions\InvalidSignatureException
[message] => Signature could not get verified.
)

    )

)