Fix for Cpanel installation error (FATAL): The system could not fetch the TIERS file.

Fix for Cpanel installation error (FATAL): The system could not fetch the TIERS file:

During the installation of CPanel or WHM on CentOs 7, you may encounter an error as shown below,

2017-09-24 13:24:41 1173 ( INFO): The installation process will now import GPG keys for yum.
2017-09-24 13:24:41 1068 (DEBUG):   Retrieving http://httpupdate.cpanel.net/cpanelsync/TIERS to the TIERS file...
2017-09-24 13:24:51 1073 (FATAL): The system could not fetch the TIERS file.
Removing /root/installer.lock.

Reason: This might be because of the name server configuration that the machine is not able to reach the TIERS file.

Fix:

1. login into the server using root or an user with root privileges and edit the resolv.conf file.
2. from the command type 
   vi /etc/resolv.conf
   vi /etc/resolv.conf
3. add 8.8.8.8 or 4.2.2.2 or 4.2.2.1 (Global DNS) to the config file in addition to the name server you have as shown below ,
   Plain text

   Copy to clipboard

   Open code in new window

   EnlighterJS 3 Syntax Highlighter

   search localdomain example.com

   # Generated by NetworkManager

   nameserver 8.8.8.8

   nameserver 192.168.55.2

   search localdomain example.com # Generated by NetworkManager nameserver 8.8.8.8 nameserver 192.168.55.2

   search localdomain example.com
   # Generated by NetworkManager
   nameserver 8.8.8.8
   nameserver 192.168.55.2

    

4. Save the Configuration file and Exit. Now restart the Cpanel installation by typing 
   sh latest
   sh latestthis will take care of the issue.

   Keywords: Cpanel , WHM , DNS , resolv.conf ,nameserver , TIERS , installation , Configuration, installation error , Network , Command , CentOs 7.