You have an error in the mirror URL (and extra x at x64) it should be http://mirrors.kernel.org/centos/7/os/x86_64.

Answer from Thead Ultimate on serverfault.com
Discussions

Unable to create centos 8 VM | Proxmox Support Forum
Hi, when I try to create a VM from a CentOS 8 ISO image, on the installation summary page, I get the error Error setting up base repository in the Installation Source. I got the image from here... More on forum.proxmox.com
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May 2, 2021
system installation - CentOS 7 i386 Netinstall error: 'Error setting up base repository" - Unix & Linux Stack Exchange
I downloaded the 32-bit CentOS ... http://mirror.centos.org/altarch/7/os/i386/ as the repository during installation in virtualbox (Virtual machine RAM: 770MB, HDD: 8GB). I have already switched on the networks in the installation screen. Whatever I try I am getting the same error: 'Error setting up base ... More on unix.stackexchange.com
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February 8, 2016
Problems installing minimal Centos from DVD - Stack Overflow
CentOS 8 is almost 7GB large and doesn't fit on a 4.7GB DVD. So I downloaded the boot.iso file and tried to install it. During installation I need to select "Installation Source". I can enter sele... More on stackoverflow.com
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HELP Setting up my Linux OS in a VMWare
Are you using the dvd or boot iso? Boot iso doesn't have the OS, and needs to be pointed to a download location, the DVD iso has the OS to install. More on reddit.com
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3
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May 20, 2024
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Medium
forketyfork.medium.com › centos-8-installation-error-setting-up-base-repository-4a64e7eb2e72
CentOS 8 installation: Error setting up base repository | by Forketyfork | Medium
May 23, 2023 - As a follow-up to my previous article about CentOS 8 issues, I’d like to show how to fix a similar issue with a new CentOS 8 installation, namely, “Error setting up base repository”. I was setting up CentOS on a VMWare virtual machine, and here’s how the issue looked like:
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VMware Technology Network
communities.vmware.com › t5 › Linux-Discussions › CentOS-8-2-Installation-Challenge-s-Error-setting-up-base › td-p › 2313654
CentOS 8.2 Installation Challenge(s) (Error setting up base repository)
September 25, 2020 - I came across following articles from CentOS where they had provided the repository link manually: ... yes, I found similar references. All of that seems to indicate I'm downloading the files from a remote server, shouldn't the iso have all of the necessary installation files already in it? ... It should ideally have. Not sure why it's reporting that error.
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DevPress
devpress.csdn.net › centos › 62fb4e9a7e6682346618e32b.html
CentOS 8 installation: Error setting up base repository_weixin_0010034-CentOS
Now set up the https:// protocol by clicking the “Closest mirror” dropdown and enter the URL of the repository similar to the following: https://vault.centos.org/8.5.2111/BaseOS/x86_64/os/
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Red Hat
access.redhat.com › solutions › 3892951
Why does there is "Error setting up base repository" while performing installation using the boot.iso in VMware or Virtual Box? - Red Hat Customer Portal
June 14, 2024 - While Installing Red Hat Enterprise Linux on VMware or Virtual Box using the boot.iso, the following error is evident. Error Setting Up Base Repositories
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Read Medium
readmedium.com › centos-8-installation-error-setting-up-base-repository-4a64e7eb2e72
CentOS 8 installation: Error setting up base repository
The author follows up on a previous ... solution involves enabling the Ethernet connection, making the "Installation source" section editable, and manually setting the repository URL to point to the legacy repository available at https://vault.centos.org....
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Networkshinobi
networkshinobi.com › home › blog › centos 8 error setting up base repository
CentOS 8 Error setting up base repository - Networkshinobi
August 5, 2020 - Once you are back to the INSTALLATION SUMMARY page, you will notice the Installation Source does not have the error as shown in Figure 2. At this point, you can select the Software Selection to install whatever software you wanted to install. ... Very helpful, thank you. ... Hi I have to set http://mirror.pit.teraswitch.com/centos/8.2.2004/BaseOS/x86_64/os/ in order to work the installation.
Find elsewhere
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Centos
bugs.centos.org › view.php
0016456: CentOS 8 Netinstall broken: "Error setting up base repository" - CentOS Bug Tracker
September 26, 2019 - Toggle sidebar · CentOS Bug Tracker · Toggle user menu · CentOS-8 · All Projects · CentOS CI · CentOS-7 · AltArch - armhfp · forums
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Vivithemage
vivithemage.com › 2021 › 07 › 16 › centos-8-error-setting-up-base-repository
CentOS 8 Stream Error setting up base repository – Vivi The Mage
If you are trying to set up a centos ... selecting your isntallation source, the “on the network” source you can pick for a repository URL is: mirror.centos.org/centos/8-stream/BaseOS/x86_64/os/...
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Error Solutions
errorsolutions.tech › error › centos-error-setting-up-base-repository
How to fix Centos base repository error? - Error Solutions
June 4, 2022 - "CentOS error setting up base repository" may indicate that your bootable device has a problem. The problem could be your CentOS ISO image is corrupt or your bootable device is faulty. If the problem is your CentOS ISO image, redownload it here.
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Proxmox
forum.proxmox.com › home › forums › proxmox virtual environment › proxmox ve: installation and configuration
Unable to create centos 8 VM | Proxmox Support Forum
May 2, 2021 - Hi, when I try to create a VM from a CentOS 8 ISO image, on the installation summary page, I get the error Error setting up base repository in the Installation Source. I got the image from here...
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Centos
lists.centos.org › hyperkitty › list › discuss@lists.centos.org › message › 7EIM5E34KX2JESGIAS4ZTPWOJBDEUG2F
[CentOS] Kickstart "Error setting up base repository" - Discuss - lists.centos.org
When I switched over to a console to try to troubleshoot this, I noticed that /run/install/sources/mount-0000-cdrom/AppStream didn't exist (the "mount-0000-cdrom" directory is empty), but /run/install/repo/AppStream does, and appears to have all the right information within it. I've tried specifying that directory as the baseurl instead, and get no difference in behavior.
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Red Hat
access.redhat.com › discussions › 3327711
Red Hat Customer Portal - Access to 24x7 support and knowledge
Make sure you have not inadvertently tried to use the boot.iso for rhel7 as your installation media; it will generate the error you are reporting because the boot.iso does not contain any of the installation repositories virtualbox will need. Instead you need to download the dvd iso which is ...
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YouTube
youtube.com › roel van de paar
Unix & Linux: CentOS 7 i386 Netinstall error: 'Error setting up base repository" - YouTube
Unix & Linux: CentOS 7 i386 Netinstall error: 'Error setting up base repository"Helpful? Please support me on Patreon: https://www.patreon.com/roelvandepaar...
Published   September 12, 2020
Views   2K