Server Error ... 500 - Failed to start session

I just recently added a page as a blog post, and then performed a site backup and downloaded the backup as well. However, something during that process has broken the ability to load the website and I am only getting an Error 500 when I visit the site or the /admin. I did not perform an update to the Grav CMS.

url: https://hagstrombuilder.com

Here is the log file:

"
[2020-12-01 19:32:33] grav.CRITICAL: Failed to start session: session_start(): Failed to read session data: files (path: /srv/users/serverpilot/tmp/hbi-website) - Trace: #0 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Common/Session.php(38): Grav\Framework\Session\Session->start() #1 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Common/Processors/InitializeProcessor.php(71): Grav\Common\Session->init() #2 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(45): Grav\Common\Processors\InitializeProcessor->process(Object(Nyholm\Psr7\ServerRequest), Object(Grav\Framework\RequestHandler\RequestHandler)) #3 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(57): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #4 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Common/Processors/DebuggerProcessor.php(27): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #5 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(45): Grav\Common\Processors\DebuggerProcessor->process(Object(Nyholm\Psr7\ServerRequest), Object(Grav\Framework\RequestHandler\RequestHandler)) #6 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(57): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #7 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Common/Processors/ErrorsProcessor.php(27): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #8 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(45): Grav\Common\Processors\ErrorsProcessor->process(Object(Nyholm\Psr7\ServerRequest), Object(Grav\Framework\RequestHandler\RequestHandler)) #9 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(57): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #10 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Common/Processors/LoggerProcessor.php(48): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #11 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(45): Grav\Common\Processors\LoggerProcessor->process(Object(Nyholm\Psr7\ServerRequest), Object(Grav\Framework\RequestHandler\RequestHandler)) #12 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(57): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #13 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Common/Processors/ConfigurationProcessor.php(28): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #14 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(45): Grav\Common\Processors\ConfigurationProcessor->process(Object(Nyholm\Psr7\ServerRequest), Object(Grav\Framework\RequestHandler\RequestHandler)) #15 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Framework/RequestHandler/Traits/RequestHandlerTrait.php(57): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #16 /srv/users/serverpilot/apps/hbi-website/public/system/src/Grav/Common/Grav.php(272): Grav\Framework\RequestHandler\RequestHandler->handle(Object(Nyholm\Psr7\ServerRequest)) #17 /srv/users/serverpilot/apps/hbi-website/public/index.php(54): Grav\Common\Grav->process() #18 {main} [] []
"

Any help in assisting would be great. Running PHP 7.4 currently.

This issue is resolved, it stemmed from a pending upgrade to the Linode I was running on.