( ! ) Fatal error: Trait "Symfony\Component\Console\Tester\TesterTrait" not found in C:\wamp64\www\UsersManager - Copie 04\vendor\symfony\console\Tester\ApplicationTester.php on line 27
Call Stack
#	Time	Memory	Function	Location
1	0.0135	549096	{main}( )	...\ApplicationTester.php:0