Its saying about my hard disk having an error and i really need help

[Sameer Njoroge]

it also stopped ubuntu from installing

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: udisks2 2.8.4-1ubuntu1
ProcVersionSignature: Ubuntu 5.11.0-27.29~20.04.1-generic 5.11.22
Uname: Linux 5.11.0-27-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu27.18
Architecture: amd64
CasperMD5CheckMismatches: ./casper/filesystem.squashfs
CasperMD5CheckResult: fail
CasperVersion: 1.445.1
CurrentDesktop: ubuntu:GNOME
CustomUdevRuleFiles: 70-snap.snap-store.rules 70-snap.snapd.rules
Date: Wed Oct 13 21:53:17 2021
LiveMediaBuild: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819)
MachineType: Dell Inc. Inspiron 3521
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=C.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/username.seed maybe-ubiquity quiet splash ---
SourcePackage: udisks2
Symptom: storage
Title: No permission to access files on storage device
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/21/2012
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A04
dmi.board.name: 0N1XH2
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A04
dmi.ec.firmware.release: 1.1
dmi.modalias: dmi:bvnDellInc.:bvrA04:bd11/21/2012:efr1.1:svnDellInc.:pnInspiron3521:pvrA04:rvnDellInc.:rn0N1XH2:rvrA00:cvnDellInc.:ct8:cvrA04:
dmi.product.family: 103C_5335KV
dmi.product.name: Inspiron 3521
dmi.product.sku: xxx123x#ABA
dmi.product.version: A04
dmi.sys.vendor: Dell Inc.