V8 Application PHP error

[mfoland]

Went to ugprade to version 8.0.2 and now getting this error:

 

Error: Class 'WHMCS\Utility\Environment\CurrentRequest' not found in /home/mybeastportal/public_html/dev/vendor/whmcs/whmcs-foundation/lib/Application.php:0
Stack trace:
#0 /home/mybeastportal/public_html/dev/vendor/whmcs/whmcs-foundation/lib/Application/ApplicationServiceProvider.php(0): WHMCS\Application->__construct(Object(WHMCS\Config\Application), Object(WHMCS\Database))
#1 /home/mybeastportal/public_html/dev/vendor/illuminate/container/Container.php(801): WHMCS\Application\ApplicationServiceProvider->WHMCS\Application\{closure}(Object(WHMCS\Container), Array)
#2 /home/mybeastportal/public_html/dev/vendor/illuminate/container/Container.php(687): Illuminate\Container\Container->build(Object(Closure))
#3 /home/mybeastportal/public_html/dev/vendor/illuminate/container/Container.php(633): Illuminate\Container\Container->resolve('app', Array)
#4 /home/mybeastportal/public_html/dev/vendor/illuminate/container/Container.php(1278): Illuminate\Container\Container->make('app')
#5 /home/mybeastportal/public_html/dev/vendor/illuminate/support/Facades/Facade.php(198): Illuminate\Container\Container->offsetGet('app')
#6 /home/mybeastportal/public_html/dev/vendor/illuminate/support/Facades/Facade.php(166): Illuminate\Support\Facades\Facade::resolveFacadeInstance('app')
#7 /home/mybeastportal/public_html/dev/vendor/whmcs/whmcs-foundation/lib/Application/Support/Facades/Facade.php(0): Illuminate\Support\Facades\Facade::getFacadeRoot()
#8 /home/mybeastportal/public_html/dev/init.php(0): WHMCS\Application\Support\Facades\Facade::self()
#9 /home/mybeastportal/public_html/dev/admin/index.php(0): unknown()
#10 {main}

Not sure what's going on here.

[SubZeroFX]

Download latest WHMCS from https://download.whmcs.com/ and upload it to your WHMCS server ( instead of using auto-updater ).