( ! ) Deprecated: Doctrine\ORM\Persisters\Entity\JoinedSubclassPersister::getSelectSQL(): Implicitly marking parameter $orderBy as nullable is deprecated, the explicit nullable type must be used instead in E:\Program_Files\wamp64\www\print\vendor\doctrine\orm\lib\Doctrine\ORM\Persisters\Entity\JoinedSubclassPersister.php on line 308

( ! ) Fatal error: Uncaught Error: Class "Doctrine\ORM\Persisters\Entity\AbstractEntityInheritancePersister" not found in E:\Program_Files\wamp64\www\print\vendor\doctrine\orm\lib\Doctrine\ORM\Persisters\Entity\JoinedSubclassPersister.php on line 40
( ! ) Error: Class "Doctrine\ORM\Persisters\Entity\AbstractEntityInheritancePersister" not found in E:\Program_Files\wamp64\www\print\vendor\doctrine\orm\lib\Doctrine\ORM\Persisters\Entity\JoinedSubclassPersister.php on line 40
Call Stack
#	Time	Memory	Function	Location
1	0.0142	490968	{main}( )	...\JoinedSubclassPersister.php:0