Error: Call to a member function deleteAll() on null in Drupal\helpdesk_integration\Form\Issue->closeModalForm()
>>> [!note] Migrated issue
<!-- Drupal.org comment -->
<!-- Migrated from issue #3516843. -->
Reported by: [jurgenhaas](https://www.drupal.org/user/168924)
Related to !16
>>>
<h3 id="summary-problem-motivation">Problem/Motivation</h3>
<p>When using the modal dialog to create a new issue, the following exception can be thrown:</p>
<pre>Error: Call to a member function deleteAll() on null in Drupal\helpdesk_integration\Form\Issue->closeModalForm()<br><br>#0 [internal function]: Drupal\helpdesk_integration\Form\Issue->closeModalForm(Array, Object(Drupal\Core\Form\FormState), Object(Symfony\Component\HttpFoundation\Request))<br>#1 /var/www/html/web/core/lib/Drupal/Core/Form/FormAjaxResponseBuilder.php(69): call_user_func_array(Array, Array)<br>#2 /var/www/html/web/core/lib/Drupal/Core/Form/EventSubscriber/FormAjaxSubscriber.php(112): Drupal\Core\Form\FormAjaxResponseBuilder->buildResponse(Object(Symfony\Component\HttpFoundation\Request), Array, Object(Drupal\Core\Form\FormState), Array)<br>#3 /var/www/html/vendor/symfony/event-dispatcher/EventDispatcher.php(246): Drupal\Core\Form\EventSubscriber\FormAjaxSubscriber->onException(Object(Symfony\Component\HttpKernel\Event\ExceptionEvent), 'kernel.exceptio...', Object(Symfony\Component\EventDispatcher\EventDispatcher))<br>#4 /var/www/html/vendor/symfony/event-dispatcher/EventDispatcher.php(206): Symfony\Component\EventDispatcher\EventDispatcher::Symfony\Component\EventDispatcher\{closure}(Object(Symfony\Component\HttpKernel\Event\ExceptionEvent), 'kernel.exceptio...', Object(Symfony\Component\EventDispatcher\EventDispatcher))<br>#5 /var/www/html/vendor/symfony/event-dispatcher/EventDispatcher.php(56): Symfony\Component\EventDispatcher\EventDispatcher->callListeners(Array, 'kernel.exceptio...', Object(Symfony\Component\HttpKernel\Event\ExceptionEvent))<br>#6 /var/www/html/vendor/symfony/http-kernel/HttpKernel.php(241): Symfony\Component\EventDispatcher\EventDispatcher->dispatch(Object(Symfony\Component\HttpKernel\Event\ExceptionEvent), 'kernel.exceptio...')<br>#7 /var/www/html/vendor/symfony/http-kernel/HttpKernel.php(91): Symfony\Component\HttpKernel\HttpKernel->handleThrowable(Object(Drupal\Core\Form\FormAjaxException), Object(Symfony\Component\HttpFoundation\Request), 1)<br>#8 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/Session.php(53): Symfony\Component\HttpKernel\HttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#9 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/KernelPreHandle.php(48): Drupal\Core\StackMiddleware\Session->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#10 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/ContentLength.php(28): Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#11 /var/www/html/web/core/modules/big_pipe/src/StackMiddleware/ContentLength.php(32): Drupal\Core\StackMiddleware\ContentLength->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#12 /var/www/html/web/core/modules/ban/src/BanMiddleware.php(50): Drupal\big_pipe\StackMiddleware\ContentLength->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#13 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/ReverseProxyMiddleware.php(48): Drupal\ban\BanMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#14 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/NegotiationMiddleware.php(51): Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#15 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/AjaxPageState.php(36): Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#16 /var/www/html/web/core/lib/Drupal/Core/StackMiddleware/StackedHttpKernel.php(51): Drupal\Core\StackMiddleware\AjaxPageState->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#17 /var/www/html/web/core/lib/Drupal/Core/DrupalKernel.php(709): Drupal\Core\StackMiddleware\StackedHttpKernel->handle(Object(Symfony\Component\HttpFoundation\Request), 1, true)<br>#18 /var/www/html/web/index.php(19): Drupal\Core\DrupalKernel->handle(Object(Symfony\Component\HttpFoundation\Request))<br>#19 {main}</pre><h3 id="summary-proposed-resolution">Proposed resolution</h3>
<p>Never call <code>$this->messenger</code> directly, call the method instead.</p>
issue