( ! ) Fatal error: Uncaught Error: Interface "Symfony\Component\Security\Core\User\UserCheckerInterface" not found in /work/home/apalmino/www/sftp3/vendor/symfony/security-core/User/InMemoryUserChecker.php on line 21
( ! ) Error: Interface "Symfony\Component\Security\Core\User\UserCheckerInterface" not found in /work/home/apalmino/www/sftp3/vendor/symfony/security-core/User/InMemoryUserChecker.php on line 21
Call Stack
#	Time	Memory	Function	Location
1	0.0001	363496	{main}( )	.../InMemoryUserChecker.php:0