Warning: Unsupported declare 'strict_types' in C:\Apache24\htdocs\drupal\core\modules\language\tests\src\Kernel\Migrate\d6\MigrateLanguageTest.php on line 3

Fatal error: Default value for parameters with a class type hint can only be NULL in C:\Apache24\htdocs\drupal\core\modules\language\tests\src\Kernel\Migrate\d6\MigrateLanguageTest.php on line 36