Error message
Notice: Undefined index: #conjunction in Drupal\search_api_db\Plugin\search_api\backend\Database->prepareKeys() (line 1861 of modules/contrib/search_api/modules/search_api_db/src/Plugin/search_api/backend/Database.php).Drupal\search_api_db\Plugin\search_api\backend\Database->prepareKeys(Array, 1) (Line: 2309) Drupal\search_api_db\Plugin\search_api\backend\Database->createDbCondition(Object, Array, Object, Object) (Line: 2258) Drupal\search_api_db\Plugin\search_api\backend\Database->createDbCondition(Object, Array, Object, Object) (Line: 1813) Drupal\search_api_db\Plugin\search_api\backend\Database->createDbQuery(Object, Array) (Line: 1673) Drupal\search_api_db\Plugin\search_api\backend\Database->search(Object) (Line: 473) Drupal\search_api\Entity\Server->search(Object) (Line: 539) Drupal\search_api\Query\Query->execute() (Line: 608) Drupal\search_api\Plugin\views\query\SearchApiQuery->execute(Object) (Line: 1431) Drupal\views\ViewExecutable->execute(NULL) (Line: 1459) Drupal\views\ViewExecutable->render() (Line: 131) Drupal\views\Plugin\views\display\Block->execute() (Line: 1635) Drupal\views\ViewExecutable->executeDisplay('sapi_block_news', Array) (Line: 81) Drupal\views\Element\View::preRenderViewElement(Array) (Line: 59) Drupal\views\Plugin\Block\ViewsBlock->build() (Line: 171) Drupal\block\BlockViewBuilder::preRender(Array) call_user_func_array(Array, Array) (Line: 101) Drupal\Core\Render\Renderer->doTrustedCallback(Array, Array, 'Render #pre_render callbacks must be methods of a class that implements \Drupal\Core\Security\TrustedCallbackInterface or be an anonymous function. The callback was %s. See https://www.drupal.org/node/2966725', 'exception', 'Drupal\Core\Render\Element\RenderCallbackInterface') (Line: 788) Drupal\Core\Render\Renderer->doCallback('#pre_render', Array, Array) (Line: 374) Drupal\Core\Render\Renderer->doRender(Array) (Line: 446) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204) Drupal\Core\Render\Renderer->render(Array) (Line: 479) Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 200) __TwigTemplate_d1df4acf8d6b11963faf317b2a47a942a3a5702e7799016fed1bba9d2a1006f6->doDisplay(Array, Array) (Line: 405) Twig\Template->displayWithErrorHandling(Array, Array) (Line: 378) Twig\Template->display(Array) (Line: 390) Twig\Template->render(Array) (Line: 55) twig_render_template('themes/custom/nasa_as/templates/layout/page.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('page', Array) (Line: 433) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204) Drupal\Core\Render\Renderer->render(Array) (Line: 479) Drupal\Core\Template\TwigExtension->escapeFilter(Object, Array, 'html', NULL, 1) (Line: 89) __TwigTemplate_c940f6c3be4dde43cf94efc0f541cb810fda99630d24572e83c790a9a7efd2dd->doDisplay(Array, Array) (Line: 405) Twig\Template->displayWithErrorHandling(Array, Array) (Line: 378) Twig\Template->display(Array) (Line: 390) Twig\Template->render(Array) (Line: 55) twig_render_template('themes/custom/nasa_as/templates/layout/html.html.twig', Array) (Line: 384) Drupal\Core\Theme\ThemeManager->render('html', Array) (Line: 433) Drupal\Core\Render\Renderer->doRender(Array, ) (Line: 204) Drupal\Core\Render\Renderer->render(Array) (Line: 162) Drupal\Core\Render\MainContent\HtmlRenderer->Drupal\Core\Render\MainContent\{closure}() (Line: 580) Drupal\Core\Render\Renderer->executeInRenderContext(Object, Object) (Line: 163) Drupal\Core\Render\MainContent\HtmlRenderer->renderResponse(Array, Object, Object) (Line: 90) Drupal\Core\EventSubscriber\MainContentViewSubscriber->onViewRenderArray(Object, 'kernel.view', Object) call_user_func(Array, Object, 'kernel.view', Object) (Line: 142) Drupal\Component\EventDispatcher\ContainerAwareEventDispatcher->dispatch(Object, 'kernel.view') (Line: 174) Symfony\Component\HttpKernel\HttpKernel->handleRaw(Object, 1) (Line: 81) Symfony\Component\HttpKernel\HttpKernel->handle(Object, 1, 1) (Line: 58) Drupal\Core\StackMiddleware\Session->handle(Object, 1, 1) (Line: 48) Drupal\Core\StackMiddleware\KernelPreHandle->handle(Object, 1, 1) (Line: 191) Drupal\page_cache\StackMiddleware\PageCache->fetch(Object, 1, 1) (Line: 128) Drupal\page_cache\StackMiddleware\PageCache->lookup(Object, 1, 1) (Line: 82) Drupal\page_cache\StackMiddleware\PageCache->handle(Object, 1, 1) (Line: 49) Asm89\Stack\Cors->handle(Object, 1, 1) (Line: 48) Drupal\Core\StackMiddleware\ReverseProxyMiddleware->handle(Object, 1, 1) (Line: 51) Drupal\Core\StackMiddleware\NegotiationMiddleware->handle(Object, 1, 1) (Line: 23) Stack\StackedHttpKernel->handle(Object, 1, 1) (Line: 718) Drupal\Core\DrupalKernel->handle(Object) (Line: 19)
Stay up to date on what's happening in the Applied Sciences Program. We publish announcements about awards, solicitations, upcoming events and project updates.
Curious about the latest in Applied Sciences? Catch up on the latest news by date or Program Area. For media inquiries, please see NASA's Media Contacts and Information.