Doctrine SoftDelete Gedmo Вызов неопределенного метода Doctrine \ ORM \ Event \ LifecycleEventArgs :: format ()

Я получаю следующую ошибку

1) Tests \ SampleBundle \ Controller \ DiseaseControllerTest :: testPostDisease
Ошибка: вызов неопределенного метода Doctrine \ ORM \ Event \ LifecycleEventArgs :: format ()
/home/travis/build/Test/Sample-API/vendor/doctrine/dbal/lib/Doctrine/DBAL/Types/DateTimeType.php:53
/home/travis/build/Test/Sample-API/vendor/doctrine/dbal/lib/Doctrine/DBAL/Statement.php:114
/home/travis/build/Test/Sample-API/vendor/doctrine/orm/lib/Doctrine/ORM/Persisters/Entity/BasicEntityPersister.php:277
/home/travis/build/Test/Sample-API/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php:1014
/home/travis/build/Test/Sample-API/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php:378
/home/travis/build/Test/Sample-API/vendor/doctrine/orm/lib/Doctrine/ORM/EntityManager.php:356
/home/travis/build/Test/Sample-API/var/cache/test/ContainerTiyhq34/EntityManager_9a5be93.php:170
/home/travis/build/Test/Sample-API/src/SampleBundle/Helper/Helper.php:78
/home/travis/build/Test/Sample-API/src/SampleBundle/Manager/DiseaseManager.php:36
/home/travis/build/Test/Sample-API/src/SampleBundle/Controller/DiseaseController.php:47
/home/travis/build/Test/Sample-API/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php:151
/home/travis/build/Test/Sample-API/vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php:68

`/ **
* BaseEntity
*
* @Orm \ MappedSuperclass
* @ORM \ HasLifecycleCallbacks ()
* @Gedmo \ SoftDeleteable (fieldName = «deleAt», timeAware = false)
* /
класс BaseEntity
{
/ **
* @var int
*
* @ORM \ Column (name = «id», type = «integer»)
* @ORM \ Id
* @ORM \ GeneratedValue (стратегии = «ИДЕНТИЧНОСТЬ»)
* /
защищенный $ id;

/**
* @var \DateTime
* @Gedmo\Timestampable(on="create")
* @ORM\Column(name="created_at", type="datetime", nullable=true)
*/
protected $createdAt;

/**
* @var \DateTime
*
* @Gedmo\Timestampable(on="update")
* @ORM\Column(name="modified_at", type="datetime", nullable=true)
*/
protected $modifiedAt;

/**
* @var \DateTime
*
* @ORM\Column(name="deleted_at", type="datetime", nullable=true)
*/
protected $deletedAt;

/**
* @var int
*
* @ORM\Column(name="deleted_by", type="integer", nullable=true)
*/
protected $deletedBy;

/**
* @var int
*
* @ORM\Column(name="soft_deleted", type="boolean")
*/
protected $softDeleted = 0;

/**
* @return \DateTime
*/
public function getCreatedAt()
{
return $this->createdAt;
}

/**
* @param \DateTime $createdAt
*
* @ORM\PrePersist
*/
public function setCreatedAt($createdAt)
{
$this->createdAt  = $createdAt;
}

/**
* @return \DateTime
*/
public function getModifiedAt()
{
return $this->modifiedAt;
}

/**
* @param \DateTime $modifiedAt
*/
public function setModifiedAt($modifiedAt)
{
$this->modifiedAt = $modifiedAt;
}

/**
* @return \DateTime
*/
public function getDeletedAt()
{
return $this->deletedAt;
}

/**
* @param \DateTime $deletedAt
*/
public function setDeletedAt($deletedAt)
{
$this->deletedAt = $deletedAt;
}

/**
* @return int
*/
public function getDeletedBy()
{
return $this->deletedBy;
}

/**
* @param int $deletedBy
*/
public function setDeletedBy($deletedBy)
{
$this->deletedBy = $deletedBy;
}

/**
* @return int
*/
public function getSoftDeleted()
{
return $this->softDeleted;
}

/**
* @param int $softDeleted
*/
public function setSoftDeleted($softDeleted)
{
$this->softDeleted = $softDeleted;
}

/**
* @return int
*/
public function getId()
{
return $this->id;
}

} `

Composer.json
"require": {
"php": ">=7.0.0",
"symfony/symfony": "3.4.*",
"doctrine/orm": "^2.5",
"doctrine/doctrine-bundle": "^1.6",
"doctrine/doctrine-cache-bundle": "^1.2",
"symfony/monolog-bundle": "^3.0",
"symfony/polyfill-apcu": "^1.0",
"sensio/distribution-bundle": "^5.0",
"sensio/framework-extra-bundle": "^3.0.2",
"incenteev/composer-parameter-handler": "^2.0",
"friendsofsymfony/rest-bundle": "^2.1",
"jms/serializer-bundle": "^1.1",
"doctrine/doctrine-migrations-bundle": "^1.2",
"doctrine/migrations": "^1.4",
"nandanprac/php-openid": "^2.3",
"raven/raven": "0.12.1",
"aws/aws-sdk-php": "3.15.1",
"guzzlehttp/guzzle": "~6.2",
"elasticsearch/elasticsearch": "5.3.0",
"graylog2/gelf-php": "^1.5",
"leezy/pheanstalk-bundle": "2.*",
"practo/buzz": "dev-master",
"stof/doctrine-extensions-bundle": "^1.3"},

Config:
`orm:
auto_generate_proxy_classes: «% kernel.debug%» naming_strategy: doctrine.orm.naming_strategy.underscore
auto_mapping: true
metadata_cache_driver:% doctrine.cache%
query_cache_driver:% doctrine.cache%

    filters:
softdeleteable:
class: Gedmo\SoftDeleteable\Filter\SoftDeleteableFilter
enabled: true

`

Я не могу найти какие-либо исправления.