#1120 - avoiding storing the Doctrine\ORM\EntityManager in the command itself

lib/Doctrine/ORM/Tools/Console/Command/MappingDescribeCommand.php

@@ -77,7 +77,6 @@ EOT
         $entityManager = $this->getHelper('em')->getEntityManager();
 
         $this->output = $output;
-        $this->entityManager = $entityManager;
 
         $this->displayEntity($entityName, $entityManager);