adding try/catch + switch to config object as provided by the server container

console.php

@@ -8,10 +8,11 @@
 
 use Symfony\Component\Console\Application;
 
+try {
 	require_once 'lib/base.php';
 
 	// Don't do anything if ownCloud has not been installed yet
-if (!OC_Config::getValue('installed', false)) {
+	if (!\OC::$server->getConfig()->getSystemValue('installed', false)) {
 		echo "Console can only be used once ownCloud has been installed" . PHP_EOL;
 		exit(0);
 	}
@@ -34,3 +35,7 @@ foreach(OC_App::getAllApps() as $app) {
 		}
 	}
 	$application->run();
+} catch (Exception $ex) {
+	echo "An unhandled exception has been thrown:" . PHP_EOL;
+	echo $ex;
+}