Pool degraded - How to solve?

Hello Forum,

is it a Hardware error or only damaged File?
If Hardware error, which Hard disk affected and how to solve problem, how to replace disk?

FreeNAS-11.1-U7

Checking status of zfs pools:
NAME SIZE ALLOC FREE EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT
Volume1 1.82T 799G 1.04T - 17% 42% 1.00x DEGRADED /mnt
freenas-boot 14.2G 9.84G 4.41G - - 69% 1.00x ONLINE -

pool: Volume1
state: DEGRADED
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: illumos FMA Message Registry
scan: resilvered 527G in 7908 days 02:07:19 with 4869 errors on Mon Aug 28 00:09:49 2023
config:

    NAME                                            STATE     READ WRITE CKSUM
    Volume1                                         DEGRADED 32.9K     0     0
      mirror-0                                      DEGRADED  127K     0     0
        14645395981702454298                        REMOVED      0     0     0  was /dev/gptid/eb0192da-0536-11e4-bcda-f46d045fb858
        gptid/506c477d-bbe9-11ec-ac0e-f46d045fb858  ONLINE       0     0  127K

errors: 4833 data errors, use ‘-v’ for a list

Checking status of gmirror(8) devices:
Name Status Components
mirror/swap0 DEGRADED ada0p1 (ACTIVE)

– End of daily output –


Tried to wipe ada1:
Serialnumber S2H7J90B8316YX

Exception Value:
Unknown disk ada1

[MiddlewareError: Failed to wipe da1p2: dd: /dev/da1p2: Operation not permitted
]
: ./freenasUI/middleware/notifier.py in _do_disk_wipe_quick, line 3613

why can i not wipe it? Hardware error?


Additional Information:

[root@freenas ~]# glabel status
Name Status Components
gptid/ee3bb4c5-9966-11e7-8b3f-f46d045fb858 N/A da0p1
gptid/e3a239df-9309-11e7-b6c3-54a050800643 N/A da1p1
gptid/e3aae27d-9309-11e7-b6c3-54a050800643 N/A da1p2
gptid/506c477d-bbe9-11ec-ac0e-f46d045fb858 N/A ada0p2


pool: Volume1
state: DEGRADED
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: illumos FMA Message Registry
scan: resilvered 527G in 7908 days 02:07:19 with 4869 errors on Mon Aug 28 00:09:49 2023
config:

NAME STATE READ WRITE CKSUM
Volume1 DEGRADED 42.8K 0 0
mirror-0 DEGRADED 167K 0 0
14645395981702454298 REMOVED 0 0 0 was /dev/gptid/eb0192da-0536-11e4-bcda-f46d045fb
858
gptid/506c477d-bbe9-11ec-ac0e-f46d045fb858 ONLINE 0 0 167K

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

:<0x40d>
:<0x265>
:<0x169>
:<0x39f>
:<0x3ca>
:<0x3e5>
:<0x1ef>
:<0x3f8>
/mnt/Volume1/DS1/Sta…/…bak1