Permanent error on <metadata>:<0x0>

[dieechtenilente]

Hello,

any idea how I can fix this error? Or at least identify why this happened?

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pool: tank0
state: ONLINE
status: One or more devices has experienced an error resulting in data
corruption. Applications may be affected.
action: Restore the file in question if possible. Otherwise restore the
entire pool from backup.
see: https://openzfs.github.io/openzfs-docs/msg/ZFS-8000-8A
scan: scrub repaired 0B in 17:09:57 with 1 errors on Mon Feb 28 08:23:38 2022
config:

    NAME                                 STATE     READ WRITE CKSUM
    tank0                                ONLINE       0     0     0
      raidz2-0                           ONLINE       0     0     0
        ata-ST4000VN008-2DR166_xxx  ONLINE       0     0     0
        ata-ST4000VN008-2DR166_xxx  ONLINE       0     0     0
        ata-ST4000VN008-2DR166_xxx  ONLINE       0     0     0
        ata-ST4000VN008-2DR166_xxx  ONLINE       0     0     0
        ata-ST4000VN008-2DR166_xxx  ONLINE       0     0     0
        ata-ST4000VN008-2DR166_xxx  ONLINE       0     0     0

errors: Permanent errors have been detected in the following files:

    <metadata>:<0x0>

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