SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'user_id' cannot be null - symfony

Question

I am using symfony 3.4.
I have entity user which is linked to entity campagne(campaign) (one to many), when I want to add a new campagnethis error is displayed:
An exception occurred while executing 'INSERT INTO compagne (desc, user_id) VALUES (?, ?)' with params ["ycamp2", null]:
SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'user_id' cannot be null
class Campagne:
class Campagne
{
/**
* #var int
*
* #ORM\Column(name="id", type="integer")
* #ORM\Id
* #ORM\GeneratedValue(strategy="AUTO")
*/
public $id;
/**
* #var string|null
*
* #ORM\Column(name="desc", type="string", length=255, nullable=true, unique=true)
*
*/
private $desc;
/**
* #ORM\ManyToOne(targetEntity="XxBundle\Entity\User", inversedBy="campagnes")
* #ORM\JoinColumn(nullable=false)
*/
private $user;
//...
/**
* Set user.
*
* #param \XxBundle\Entity\User $user
*
* #return Campagne
*/
public function setUser(\XxBundle\Entity\User $user)
{
$this->user = $user;
return $this;
}
/**
* Get user.
*
* #return \XxBundle\Entity\User
*/
public function getUser()
{
return $this->user;
}
}
class user:
class User extends BaseUser
{
/**
* #ORM\Id
* #ORM\Column(type="integer")
* #ORM\GeneratedValue(strategy="AUTO")
*/
protected $id;
//...
/**
* #ORM\OneToMany(targetEntity="XxBundle\Entity\Campagne", mappedBy="user", cascade={"persist", "remove"})
*/
private $campagnes;
// .................CAMPAGNE..............
/**
* Add campagne.
*
* #param \XxBundle\Entity\Capagne $campagne
*
* #return User
*/
public function addCampagne(\XxBundle\Entity\Campagne $campagne)
{
$this->campagnes[] = $campagne;
return $this;
}
/**
* Remove campagne.
*
* #param \XxBundle\Entity\Campagne $campagne
*
* #return boolean TRUE if this collection contained the specified element, FALSE otherwise.
*/
public function removeCampagne(\XxBundle\Entity\Campagne $campagne)
{
return $this->campagnes->removeElement($campagne);
}
/**
* Get campagnes.
*
* #return \Doctrine\Common\Collections\Collection
*/
public function getCampagnes()
{
return $this->campagnes;
}
}
campagne controller:
class CampagneController extends Controller
{
/**
* Lists all campagne entities.
*
*/
public function indexAction()
{
$em = $this->getDoctrine()->getManager();
$campagnes= $em->getRepository('XxBundle:Campagne')->findAll();
return $this->render('campagne/index.html.twig', array(
'campagnes' => $campagnes,
));
}
/**
* Creates a new campagne entity.
*
*/
public function newAction(Request $request)
{
$campagne = new Campagne();
$form = $this->createForm('XxBundle\Form\CampagneType', $campagne);
$form->handleRequest($request);
if ($form->isSubmitted() && $form->isValid()) {
$em = $this->getDoctrine()->getManager();
$em->persist($user);
$em->flush();
return $this->redirectToRoute('campagne_show', array('id' => $campagne->getId()));
}
return $this->render('campagne/new.html.twig', array(
'campagne' => $campagne,
'form' => $form->createView(),
));
}
/**
* Finds and displays a campagne entity.
*
*/
public function showAction(Campagne $campagne)
{
$deleteForm = $this->createDeleteForm($campagne);
return $this->render('campagne/show.html.twig', array(
'campagne' => $campagne,
'delete_form' => $deleteForm->createView(),
));
}
/**
* Displays a form to edit an existing campagne entity.
*
*/
public function editAction(Request $request, Campagne $campagne)
{
$deleteForm = $this->createDeleteForm($campagne);
$editForm = $this->createForm('XxBundle\Form\CampagneType', $Campagne);
$editForm->handleRequest($request);
if ($editForm->isSubmitted() && $editForm->isValid()) {
$this->getDoctrine()->getManager()->flush();
return $this->redirectToRoute('campagne_edit', array('id' => $campagne->getId()));
}
return $this->render('Campagne/edit.html.twig', array(
'campagne' => $campagne,
'edit_form' => $editForm->createView(),
'delete_form' => $deleteForm->createView(),
));
}
/**
* Deletes a campagne entity.
*
*/
public function deleteAction(Request $request, Campagne $campagne)
{
$form = $this->createDeleteForm($campagne);
$form->handleRequest($request);
if ($form->isSubmitted() && $form->isValid()) {
$em = $this->getDoctrine()->getManager();
$em->remove($campagne);
$em->flush();
}
return $this->redirectToRoute('campagne_index');
}
/**
* Creates a form to delete a campagne entity.
*
* #param Campagne $campagne The campagne entity
*
* #return \Symfony\Component\Form\Form The form
*/
private function createDeleteForm(Campagne $campagne)
{
return $this->createFormBuilder()
->setAction($this->generateUrl('campagne_delete', array('id' => $campagne->getId())))
->setMethod('DELETE')
->getForm()
;
}
}
user controller:
class UserController extends Controller
{
/**
* Lists all user entities.
*
*/
public function indexAction()
{
$em = $this->getDoctrine()->getManager();
$users = $em->getRepository('XxBundle:User')->findAll();
return $this->render('user/index.html.twig', array(
'users' => $users,
));
}
/**
* Creates a new user entity.
*
*/
public function newAction(Request $request)
{
$user = new User();
$form = $this->createForm('XxBundle\Form\UserType', $user);
$form->handleRequest($request);
if ($form->isSubmitted() && $form->isValid()) {
$em = $this->getDoctrine()->getManager();
$em->persist($user);
$em->flush();
return $this->redirectToRoute('user_show', array('id' => $user->getId()));
}
return $this->render('user/new.html.twig', array(
'user' => $user,
'form' => $form->createView(),
));
}
/**
* Finds and displays a user entity.
*
*/
public function showAction(User $user)
{
$deleteForm = $this->createDeleteForm($user);
return $this->render('user/show.html.twig', array(
'user' => $user,
'delete_form' => $deleteForm->createView(),
));
}
/**
* Displays a form to edit an existing user entity.
*
*/
public function editAction(Request $request, User $user)
{
$deleteForm = $this->createDeleteForm($user);
$editForm = $this->createForm('XxBundle\Form\UserType', $user);
$editForm->handleRequest($request);
if ($editForm->isSubmitted() && $editForm->isValid()) {
$this->getDoctrine()->getManager()->flush();
return $this->redirectToRoute('user_edit', array('id' => $user->getId()));
}
return $this->render('user/edit.html.twig', array(
'user' => $user,
'edit_form' => $editForm->createView(),
'delete_form' => $deleteForm->createView(),
));
}
/**
* Deletes a user entity.
*
*/
public function deleteAction(Request $request, User $user)
{
$form = $this->createDeleteForm($user);
$form->handleRequest($request);
if ($form->isSubmitted() && $form->isValid()) {
$em = $this->getDoctrine()->getManager();
$em->remove($user);
$em->flush();
}
return $this->redirectToRoute('user_index');
}
/**
* Creates a form to delete a user entity.
*
* #param User $user The user entity
*
* #return \Symfony\Component\Form\Form The form
*/
private function createDeleteForm(User $user)
{
return $this->createFormBuilder()
->setAction($this->generateUrl('user_delete', array('id' => $user->getId())))
->setMethod('DELETE')
->getForm()
;
}
}

Answer 1

You've run into a NOT NULL constraint on your database table. You'll either need to alter the table to allow for null insertion or ensure that you're always passing a user_id within your request.