( ! ) Deprecated: Symfony\Component\HttpKernel\Tests\HttpKernelTest::getHttpKernel(): Implicitly marking parameter $requestStack as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\symfony\http-kernel\Tests\HttpKernelTest.php on line 336

( ! ) Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in E:\Program_Files\wamp64\www\print\vendor\symfony\http-kernel\Tests\HttpKernelTest.php on line 30
( ! ) Error: Class "PHPUnit\Framework\TestCase" not found in E:\Program_Files\wamp64\www\print\vendor\symfony\http-kernel\Tests\HttpKernelTest.php on line 30
Call Stack
#	Time	Memory	Function	Location
1	0.0211	458760	{main}( )	...\HttpKernelTest.php:0