( ! ) Fatal error: Interface 'Symfony\Component\DependencyInjection\Argument\ArgumentInterface' not found in C:\wamp64\www\simplesamlphp\vendor\symfony\dependency-injection\Argument\ServiceClosureArgument.php on line 23
Call Stack
#TimeMemoryFunctionLocation
10.0061246232{main}( )...\ServiceClosureArgument.php:0