Database version '5.3.12-release.1' does not match file version '7.7.1-release.1'

[Pratik Jajal]

Hello Team,

 

I am getting below error, please help me to get it fixed:

 

Down for Maintenance (Err 2)

An upgrade is currently in progress... Please come back soon...

exception 'WHMCS\Exception\Application\InstallationVersionMisMatch' with message 'Database version '5.3.12-release.1' does not match file version '7.7.1-release.1'' in /home/tecnomaz/public_html/new-whmcs/whmcs/vendor/whmcs/whmcs-foundation/lib/Application/ApplicationServiceProvider.php:0
Stack trace:
#0 /home/tecnomaz/public_html/new-whmcs/whmcs/init.php(0): WHMCS\Application\ApplicationServiceProvider::checkVersion()
#1 /home/tecnomaz/public_html/new-whmcs/whmcs/index.php(0): require_once('/home/tecnomaz/...')
#2 {main}

[WHMCS ChrisD]

Hello @Pratik Jajal This indicates your update has not succeeded, please ensure you have uploaded your WHMCS files and then go to /install and run the installation wizard to complete the update.