Error when importing a risk analysis with a duedate: Call to a member function format() on array

[cedricbonhomme]

The error:

{"errors":
    [
    {
        "message":"Call to a member function format() on array",
        "error":"error-exception",
        "exception":
            {
                "class": "Error",
                "file": "\/home\/ubuntu\/monarc\/vendor\/doctrine\/dbal\/lib\/Doctrine\/DBAL\/Types\/DateTimeType.php",
                "line": 53,
                "message": "Call to a member function format() on array",
                "stacktrace": "#0 \/home\/ubuntu\/monarc\/vendor\/doctrine\/dbal\/lib\/Doctrine\/DBAL\/Statement.php(114): Doctrine\\DBAL\\Types\\DateTimeType-\u003EconvertToDatabaseValue(Array, Object(Doctrine\\DBAL\\Platforms\\MySqlPlatform))\n
                               #1 \/home\/ubuntu\/monarc\/vendor\/doctrine\/orm\/lib\/Doctrine\/ORM\/Persisters\/Entity\/BasicEntityPersister.php(277): Doctrine\\DBAL\\Statement-\u003EbindValue(7, Array, Object(Doctrine\\DBAL\\Types\\DateTimeType))\n
                               #2 \/home\/ubuntu\/monarc\/vendor\/doctrine\/orm\/lib\/Doctrine\/ORM\/UnitOfWork.php(1014): Doctrine\\ORM\\Persisters\\Entity\\BasicEntityPersister-\u003EexecuteInserts()\n
                               #3 \/home\/ubuntu\/monarc\/vendor\/doctrine\/orm\/lib\/Doctrine\/ORM\/UnitOfWork.php(378): Doctrine\\ORM\\UnitOfWork-\u003EexecuteInserts(Object(Doctrine\\ORM\\Mapping\\ClassMetadata))\n
                               #4 \/home\/ubuntu\/monarc\/vendor\/doctrine\/orm\/lib\/Doctrine\/ORM\/EntityManager.php(356): Doctrine\\ORM\\UnitOfWork-\u003Ecommit(NULL)\n#5 \/home\/ubuntu\/monarc\/vendor\/monarc\/core\/src\/MonarcCore\/Model\/Db.php(298): Doctrine\\ORM\\EntityManager-\u003Eflush()\n
                               #6 \/home\/ubuntu\/monarc\/vendor\/monarc\/core\/src\/MonarcCore\/Model\/Db.php(278): MonarcCore\\Model\\Db-\u003Eflush()\n
                               #7 \/home\/ubuntu\/monarc\/vendor\/monarc\/core\/src\/MonarcCore\/Model\/Table\/AbstractEntityTable.php(316): MonarcCore\\Model\\Db-\u003Esave(Object(MonarcFO\\Model\\Entity\\Recommandation), true)\n
                               #8 \/home\/ubuntu\/monarc\/vendor\/monarc\/frontoffice\/src\/MonarcFO\/Service\/AnrInstanceService.php(584): MonarcCore\\Model\\Table\\AbstractEntityTable-\u003Esave(Object(MonarcFO\\Model\\Entity\\Recommandation))\n
                               #9 \/home\/ubuntu\/monarc\/vendor\/monarc\/frontoffice\/src\/MonarcFO\/Service\/AnrInstanceService.php(702): MonarcFO\\Service\\AnrInstanceService-\u003EimportFromArray(Array, Object(MonarcFO\\Model\\Entity\\Anr), NULL, \u0027merge\u0027, true, Array, true)\n
                               #10 \/home\/ubuntu\/monarc\/vendor\/monarc\/frontoffice\/src\/MonarcFO\/Service\/AnrInstanceService.php(60): MonarcFO\\Service\\AnrInstanceService-\u003EimportFromArray(Array, Object(MonarcFO\\Model\\Entity\\Anr), NULL, \u0027merge\u0027, true, Array, true)\n
                               #11 \/home\/ubuntu\/monarc\/vendor\/monarc\/frontoffice\/src\/MonarcFO\/Controller\/ApiAnrImportAbstractController.php(39): MonarcFO\\Service\\AnrInstanceService-\u003EimportFromFile(4, Array)\n
                               #12 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-mvc\/src\/Controller\/AbstractRestfulController.php(458): MonarcFO\\Controller\\ApiAnrImportAbstractController-\u003Ecreate(Array)\n
                               #13 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-mvc\/src\/Controller\/AbstractRestfulController.php(416): Zend\\Mvc\\Controller\\AbstractRestfulController-\u003EprocessPostData(Object(Zend\\Http\\PhpEnvironment\\Request))\n
                               #14 [internal function]: Zend\\Mvc\\Controller\\AbstractRestfulController-\u003EonDispatch(Object(Zend\\Mvc\\MvcEvent))\n
                               #15 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-eventmanager\/src\/EventManager.php(490): call_user_func(Array, Object(Zend\\Mvc\\MvcEvent))\n
                               #16 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-eventmanager\/src\/EventManager.php(263): Zend\\EventManager\\EventManager-\u003EtriggerListeners(\u0027dispatch\u0027, Object(Zend\\Mvc\\MvcEvent), Object(Closure))\n
                               #17 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-mvc\/src\/Controller\/AbstractController.php(118): Zend\\EventManager\\EventManager-\u003EtriggerEventUntil(Object(Closure), Object(Zend\\Mvc\\MvcEvent))\n
                               #18 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-mvc\/src\/Controller\/AbstractRestfulController.php(300): Zend\\Mvc\\Controller\\AbstractController-\u003Edispatch(Object(Zend\\Http\\PhpEnvironment\\Request), Object(Zend\\Http\\PhpEnvironment\\Response))\n
                               #19 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-mvc\/src\/DispatchListener.php(118): Zend\\Mvc\\Controller\\AbstractRestfulController-\u003Edispatch(Object(Zend\\Http\\PhpEnvironment\\Request), Object(Zend\\Http\\PhpEnvironment\\Response))\n
                               #20 [internal function]: Zend\\Mvc\\DispatchListener-\u003EonDispatch(Object(Zend\\Mvc\\MvcEvent))\n
                               #21 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-eventmanager\/src\/EventManager.php(490): call_user_func(Array, Object(Zend\\Mvc\\MvcEvent))\n
                               #22 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-eventmanager\/src\/EventManager.php(263): Zend\\EventManager\\EventManager-\u003EtriggerListeners(\u0027dispatch\u0027, Object(Zend\\Mvc\\MvcEvent), Object(Closure))\n
                               #23 \/home\/ubuntu\/monarc\/vendor\/zendframework\/zend-mvc\/src\/Application.php(340): Zend\\EventManager\\EventManager-\u003EtriggerEventUntil(Object(Closure), Object(Zend\\Mvc\\MvcEvent))\n
                               #24 \/home\/ubuntu\/monarc\/public\/index.php(24): Zend\\Mvc\\Application-\u003Erun()\n
                               #25 {main}"}
            }
    ]
}

The problem seems to be in a PHP library...