( ! ) Deprecated: Symfony\Bundle\SecurityBundle\DataCollector\SecurityDataCollector::__construct(): Implicitly marking parameter $tokenStorage as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 47

( ! ) Deprecated: Symfony\Bundle\SecurityBundle\DataCollector\SecurityDataCollector::__construct(): Implicitly marking parameter $roleHierarchy as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 47

( ! ) Deprecated: Symfony\Bundle\SecurityBundle\DataCollector\SecurityDataCollector::__construct(): Implicitly marking parameter $logoutUrlGenerator as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 47

( ! ) Deprecated: Symfony\Bundle\SecurityBundle\DataCollector\SecurityDataCollector::__construct(): Implicitly marking parameter $accessDecisionManager as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 47

( ! ) Deprecated: Symfony\Bundle\SecurityBundle\DataCollector\SecurityDataCollector::__construct(): Implicitly marking parameter $firewallMap as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 47

( ! ) Deprecated: Symfony\Bundle\SecurityBundle\DataCollector\SecurityDataCollector::__construct(): Implicitly marking parameter $firewall as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 47

( ! ) Deprecated: Symfony\Bundle\SecurityBundle\DataCollector\SecurityDataCollector::collect(): Implicitly marking parameter $exception as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 61

( ! ) Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DataCollector\DataCollector" not found in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 37
( ! ) Error: Class "Symfony\Component\HttpKernel\DataCollector\DataCollector" not found in E:\Program_Files\wamp64\www\print\vendor\symfony\security-bundle\DataCollector\SecurityDataCollector.php on line 37
Call Stack
#	Time	Memory	Function	Location
1	0.0178	422152	{main}( )	...\SecurityDataCollector.php:0